winpthreads: tests: reformat pthread_mutex/* tests

Signed-off-by: Kirill Makurin <maiddaisuki@outlook.com>
Signed-off-by: LIU Hao <lh_mouse@126.com>
diff --git a/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex1.c b/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex1.c
index 2d8592b..85cd55e 100644
--- a/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex1.c
+++ b/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex1.c
@@ -1,4 +1,4 @@
-/* 
+/*
  * mutex1.c
  *
  *
@@ -7,25 +7,25 @@
  *      Pthreads-win32 - POSIX Threads Library for Win32
  *      Copyright(C) 1998 John E. Bossom
  *      Copyright(C) 1999,2005 Pthreads-win32 contributors
- * 
+ *
  *      Contact Email: rpj@callisto.canberra.edu.au
- * 
+ *
  *      The current list of contributors is contained
  *      in the file CONTRIBUTORS included with the source
  *      code distribution. The list can also be seen at the
  *      following World Wide Web location:
  *      http://sources.redhat.com/pthreads-win32/contributors.html
- * 
+ *
  *      This library is free software; you can redistribute it and/or
  *      modify it under the terms of the GNU Lesser General Public
  *      License as published by the Free Software Foundation; either
  *      version 2 of the License, or (at your option) any later version.
- * 
+ *
  *      This library is distributed in the hope that it will be useful,
  *      but WITHOUT ANY WARRANTY; without even the implied warranty of
  *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  *      Lesser General Public License for more details.
- * 
+ *
  *      You should have received a copy of the GNU Lesser General Public
  *      License along with this library in the file COPYING.LIB;
  *      if not, write to the Free Software Foundation, Inc.,
@@ -37,30 +37,24 @@
  * This is the simplest test of the pthread mutex family that we can do.
  *
  * Depends on API functions:
- * 	pthread_mutex_init()
- *	pthread_mutex_lock()
- *	pthread_mutex_unlock()
- *	pthread_mutex_destroy()
+ *  pthread_mutex_init()
+ *  pthread_mutex_lock()
+ *  pthread_mutex_unlock()
+ *  pthread_mutex_destroy()
  */
 
 #include "test.h"
 
-int
-main()
+int main(void)
 {
   static pthread_mutex_t mutex;
 
   assert(pthread_mutex_init(&mutex, NULL) == 0);
-
   assert(mutex);
-
   assert(pthread_mutex_lock(&mutex) == 0);
-
   assert(pthread_mutex_unlock(&mutex) == 0);
-
   assert(pthread_mutex_destroy(&mutex) == 0);
-
   assert(!mutex);
- 
+
   return 0;
 }
diff --git a/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex1e.c b/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex1e.c
index 9fbdc85..39f5d17 100644
--- a/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex1e.c
+++ b/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex1e.c
@@ -1,4 +1,4 @@
-/* 
+/*
  * mutex1e.c
  *
  *
@@ -7,25 +7,25 @@
  *      Pthreads-win32 - POSIX Threads Library for Win32
  *      Copyright(C) 1998 John E. Bossom
  *      Copyright(C) 1999,2005 Pthreads-win32 contributors
- * 
+ *
  *      Contact Email: rpj@callisto.canberra.edu.au
- * 
+ *
  *      The current list of contributors is contained
  *      in the file CONTRIBUTORS included with the source
  *      code distribution. The list can also be seen at the
  *      following World Wide Web location:
  *      http://sources.redhat.com/pthreads-win32/contributors.html
- * 
+ *
  *      This library is free software; you can redistribute it and/or
  *      modify it under the terms of the GNU Lesser General Public
  *      License as published by the Free Software Foundation; either
  *      version 2 of the License, or (at your option) any later version.
- * 
+ *
  *      This library is distributed in the hope that it will be useful,
  *      but WITHOUT ANY WARRANTY; without even the implied warranty of
  *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  *      Lesser General Public License for more details.
- * 
+ *
  *      You should have received a copy of the GNU Lesser General Public
  *      License along with this library in the file COPYING.LIB;
  *      if not, write to the Free Software Foundation, Inc.,
@@ -39,34 +39,27 @@
  * This is the simplest test of the pthread mutex family that we can do.
  *
  * Depends on API functions:
- *	pthread_mutexattr_settype()
- * 	pthread_mutex_init()
- *	pthread_mutex_destroy()
+ *  pthread_mutexattr_settype()
+ *  pthread_mutex_init()
+ *  pthread_mutex_destroy()
  */
 
 #include "test.h"
 
-int
-main()
+int main(void)
 {
   static pthread_mutexattr_t mxAttr;
 
   assert(pthread_mutexattr_init(&mxAttr) == 0);
-
   assert(pthread_mutexattr_settype(&mxAttr, PTHREAD_MUTEX_ERRORCHECK) == 0);
 
   static pthread_mutex_t mutex;
 
   assert(pthread_mutex_init(&mutex, &mxAttr) == 0);
-
   assert(mutex);
-
   assert(pthread_mutex_lock(&mutex) == 0);
-
   assert(pthread_mutex_unlock(&mutex) == 0);
-
   assert(pthread_mutex_destroy(&mutex) == 0);
-
   assert(!mutex);
 
   return 0;
diff --git a/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex1n.c b/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex1n.c
index 9e486e5..902303a 100644
--- a/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex1n.c
+++ b/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex1n.c
@@ -1,4 +1,4 @@
-/* 
+/*
  * mutex1n.c
  *
  *
@@ -7,25 +7,25 @@
  *      Pthreads-win32 - POSIX Threads Library for Win32
  *      Copyright(C) 1998 John E. Bossom
  *      Copyright(C) 1999,2005 Pthreads-win32 contributors
- * 
+ *
  *      Contact Email: rpj@callisto.canberra.edu.au
- * 
+ *
  *      The current list of contributors is contained
  *      in the file CONTRIBUTORS included with the source
  *      code distribution. The list can also be seen at the
  *      following World Wide Web location:
  *      http://sources.redhat.com/pthreads-win32/contributors.html
- * 
+ *
  *      This library is free software; you can redistribute it and/or
  *      modify it under the terms of the GNU Lesser General Public
  *      License as published by the Free Software Foundation; either
  *      version 2 of the License, or (at your option) any later version.
- * 
+ *
  *      This library is distributed in the hope that it will be useful,
  *      but WITHOUT ANY WARRANTY; without even the implied warranty of
  *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  *      Lesser General Public License for more details.
- * 
+ *
  *      You should have received a copy of the GNU Lesser General Public
  *      License along with this library in the file COPYING.LIB;
  *      if not, write to the Free Software Foundation, Inc.,
@@ -39,34 +39,27 @@
  * This is the simplest test of the pthread mutex family that we can do.
  *
  * Depends on API functions:
- *	pthread_mutexattr_settype()
- * 	pthread_mutex_init()
- *	pthread_mutex_destroy()
+ *  pthread_mutexattr_settype()
+ *  pthread_mutex_init()
+ *  pthread_mutex_destroy()
  */
 
 #include "test.h"
 
-int
-main()
+int main(void)
 {
   static pthread_mutexattr_t mxAttr;
 
   assert(pthread_mutexattr_init(&mxAttr) == 0);
-
   assert(pthread_mutexattr_settype(&mxAttr, PTHREAD_MUTEX_NORMAL) == 0);
 
   static pthread_mutex_t mutex;
 
   assert(pthread_mutex_init(&mutex, &mxAttr) == 0);
-
   assert(mutex);
-
   assert(pthread_mutex_lock(&mutex) == 0);
-
   assert(pthread_mutex_unlock(&mutex) == 0);
-
   assert(pthread_mutex_destroy(&mutex) == 0);
-
   assert(!mutex);
 
   return 0;
diff --git a/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex1r.c b/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex1r.c
index c7c1573..0f95b86 100644
--- a/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex1r.c
+++ b/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex1r.c
@@ -1,4 +1,4 @@
-/* 
+/*
  * mutex1r.c
  *
  *
@@ -7,25 +7,25 @@
  *      Pthreads-win32 - POSIX Threads Library for Win32
  *      Copyright(C) 1998 John E. Bossom
  *      Copyright(C) 1999,2005 Pthreads-win32 contributors
- * 
+ *
  *      Contact Email: rpj@callisto.canberra.edu.au
- * 
+ *
  *      The current list of contributors is contained
  *      in the file CONTRIBUTORS included with the source
  *      code distribution. The list can also be seen at the
  *      following World Wide Web location:
  *      http://sources.redhat.com/pthreads-win32/contributors.html
- * 
+ *
  *      This library is free software; you can redistribute it and/or
  *      modify it under the terms of the GNU Lesser General Public
  *      License as published by the Free Software Foundation; either
  *      version 2 of the License, or (at your option) any later version.
- * 
+ *
  *      This library is distributed in the hope that it will be useful,
  *      but WITHOUT ANY WARRANTY; without even the implied warranty of
  *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  *      Lesser General Public License for more details.
- * 
+ *
  *      You should have received a copy of the GNU Lesser General Public
  *      License along with this library in the file COPYING.LIB;
  *      if not, write to the Free Software Foundation, Inc.,
@@ -39,34 +39,27 @@
  * This is the simplest test of the pthread mutex family that we can do.
  *
  * Depends on API functions:
- *	pthread_mutexattr_settype()
- * 	pthread_mutex_init()
- *	pthread_mutex_destroy()
+ *  pthread_mutexattr_settype()
+ *  pthread_mutex_init()
+ *  pthread_mutex_destroy()
  */
 
 #include "test.h"
 
-int
-main()
+int main(void)
 {
   static pthread_mutexattr_t mxAttr;
 
   assert(pthread_mutexattr_init(&mxAttr) == 0);
-
   assert(pthread_mutexattr_settype(&mxAttr, PTHREAD_MUTEX_RECURSIVE) == 0);
 
   static pthread_mutex_t mutex;
 
   assert(pthread_mutex_init(&mutex, &mxAttr) == 0);
-
   assert(mutex);
-
   assert(pthread_mutex_lock(&mutex) == 0);
-
   assert(pthread_mutex_unlock(&mutex) == 0);
-
   assert(pthread_mutex_destroy(&mutex) == 0);
-
   assert(!mutex);
 
   return 0;
diff --git a/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex2.c b/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex2.c
index 41fd0dd..c84928b 100644
--- a/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex2.c
+++ b/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex2.c
@@ -1,4 +1,4 @@
-/* 
+/*
  * mutex2.c
  *
  *
@@ -7,25 +7,25 @@
  *      Pthreads-win32 - POSIX Threads Library for Win32
  *      Copyright(C) 1998 John E. Bossom
  *      Copyright(C) 1999,2005 Pthreads-win32 contributors
- * 
+ *
  *      Contact Email: rpj@callisto.canberra.edu.au
- * 
+ *
  *      The current list of contributors is contained
  *      in the file CONTRIBUTORS included with the source
  *      code distribution. The list can also be seen at the
  *      following World Wide Web location:
  *      http://sources.redhat.com/pthreads-win32/contributors.html
- * 
+ *
  *      This library is free software; you can redistribute it and/or
  *      modify it under the terms of the GNU Lesser General Public
  *      License as published by the Free Software Foundation; either
  *      version 2 of the License, or (at your option) any later version.
- * 
+ *
  *      This library is distributed in the hope that it will be useful,
  *      but WITHOUT ANY WARRANTY; without even the implied warranty of
  *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  *      Lesser General Public License for more details.
- * 
+ *
  *      You should have received a copy of the GNU Lesser General Public
  *      License along with this library in the file COPYING.LIB;
  *      if not, write to the Free Software Foundation, Inc.,
@@ -33,20 +33,19 @@
  *
  * --------------------------------------------------------------------------
  *
- * Declare a static mutex object, lock it, 
+ * Declare a static mutex object, lock it,
  * and then unlock it again.
  *
- * Depends on API functions: 
- *	pthread_mutex_lock()
- *	pthread_mutex_unlock()
+ * Depends on API functions:
+ *  pthread_mutex_lock()
+ *  pthread_mutex_unlock()
  */
 
 #include "test.h"
- 
+
 pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER;
 
-int
-main()
+int main(void)
 {
   assert(mutex == PTHREAD_MUTEX_INITIALIZER);
   fprintf (stderr, "Try lock\n");
@@ -55,7 +54,6 @@
   fprintf(stderr, "Mutex locked\n");
 
   assert(mutex != PTHREAD_MUTEX_INITIALIZER);
-
   assert(mutex);
 
   assert(pthread_mutex_unlock(&mutex) == 0);
diff --git a/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex2e.c b/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex2e.c
index e5cf3e2..1fdd8ad 100644
--- a/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex2e.c
+++ b/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex2e.c
@@ -1,4 +1,4 @@
-/* 
+/*
  * mutex2e.c
  *
  *
@@ -7,25 +7,25 @@
  *      Pthreads-win32 - POSIX Threads Library for Win32
  *      Copyright(C) 1998 John E. Bossom
  *      Copyright(C) 1999,2005 Pthreads-win32 contributors
- * 
+ *
  *      Contact Email: rpj@callisto.canberra.edu.au
- * 
+ *
  *      The current list of contributors is contained
  *      in the file CONTRIBUTORS included with the source
  *      code distribution. The list can also be seen at the
  *      following World Wide Web location:
  *      http://sources.redhat.com/pthreads-win32/contributors.html
- * 
+ *
  *      This library is free software; you can redistribute it and/or
  *      modify it under the terms of the GNU Lesser General Public
  *      License as published by the Free Software Foundation; either
  *      version 2 of the License, or (at your option) any later version.
- * 
+ *
  *      This library is distributed in the hope that it will be useful,
  *      but WITHOUT ANY WARRANTY; without even the implied warranty of
  *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  *      Lesser General Public License for more details.
- * 
+ *
  *      You should have received a copy of the GNU Lesser General Public
  *      License along with this library in the file COPYING.LIB;
  *      if not, write to the Free Software Foundation, Inc.,
@@ -33,33 +33,26 @@
  *
  * --------------------------------------------------------------------------
  *
- * Declare a static mutex object, lock it, 
+ * Declare a static mutex object, lock it,
  * and then unlock it again.
  *
- * Depends on API functions: 
- *	pthread_mutex_lock()
- *	pthread_mutex_unlock()
+ * Depends on API functions:
+ *  pthread_mutex_lock()
+ *  pthread_mutex_unlock()
  */
 
 #include "test.h"
- 
+
 pthread_mutex_t mutex = PTHREAD_ERRORCHECK_MUTEX_INITIALIZER;
 
-int
-main()
+int main(void)
 {
   assert(mutex == PTHREAD_ERRORCHECK_MUTEX_INITIALIZER);
-
   assert(pthread_mutex_lock(&mutex) == 0);
-
   assert(mutex != PTHREAD_ERRORCHECK_MUTEX_INITIALIZER);
-
   assert(mutex);
-
   assert(pthread_mutex_unlock(&mutex) == 0);
-
   assert(pthread_mutex_destroy(&mutex) == 0);
-
   assert(!mutex);
 
   return 0;
diff --git a/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex2r.c b/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex2r.c
index 4f4d068..bc0b3d4 100644
--- a/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex2r.c
+++ b/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex2r.c
@@ -1,4 +1,4 @@
-/* 
+/*
  * mutex2r.c
  *
  *
@@ -7,25 +7,25 @@
  *      Pthreads-win32 - POSIX Threads Library for Win32
  *      Copyright(C) 1998 John E. Bossom
  *      Copyright(C) 1999,2005 Pthreads-win32 contributors
- * 
+ *
  *      Contact Email: rpj@callisto.canberra.edu.au
- * 
+ *
  *      The current list of contributors is contained
  *      in the file CONTRIBUTORS included with the source
  *      code distribution. The list can also be seen at the
  *      following World Wide Web location:
  *      http://sources.redhat.com/pthreads-win32/contributors.html
- * 
+ *
  *      This library is free software; you can redistribute it and/or
  *      modify it under the terms of the GNU Lesser General Public
  *      License as published by the Free Software Foundation; either
  *      version 2 of the License, or (at your option) any later version.
- * 
+ *
  *      This library is distributed in the hope that it will be useful,
  *      but WITHOUT ANY WARRANTY; without even the implied warranty of
  *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  *      Lesser General Public License for more details.
- * 
+ *
  *      You should have received a copy of the GNU Lesser General Public
  *      License along with this library in the file COPYING.LIB;
  *      if not, write to the Free Software Foundation, Inc.,
@@ -33,33 +33,26 @@
  *
  * --------------------------------------------------------------------------
  *
- * Declare a static mutex object, lock it, 
+ * Declare a static mutex object, lock it,
  * and then unlock it again.
  *
- * Depends on API functions: 
- *	pthread_mutex_lock()
- *	pthread_mutex_unlock()
+ * Depends on API functions:
+ *  pthread_mutex_lock()
+ *  pthread_mutex_unlock()
  */
 
 #include "test.h"
- 
+
 pthread_mutex_t mutex = PTHREAD_RECURSIVE_MUTEX_INITIALIZER;
 
-int
-main()
+int main(void)
 {
   assert(mutex == PTHREAD_RECURSIVE_MUTEX_INITIALIZER);
-
   assert(pthread_mutex_lock(&mutex) == 0);
-
   assert(mutex != PTHREAD_RECURSIVE_MUTEX_INITIALIZER);
-
   assert(mutex);
-
   assert(pthread_mutex_unlock(&mutex) == 0);
-
   assert(pthread_mutex_destroy(&mutex) == 0);
-
   assert(!mutex);
 
   return 0;
diff --git a/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex3.c b/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex3.c
index bc1429e..e36ff85 100644
--- a/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex3.c
+++ b/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex3.c
@@ -1,4 +1,4 @@
-/* 
+/*
  * mutex3.c
  *
  *
@@ -7,25 +7,25 @@
  *      Pthreads-win32 - POSIX Threads Library for Win32
  *      Copyright(C) 1998 John E. Bossom
  *      Copyright(C) 1999,2005 Pthreads-win32 contributors
- * 
+ *
  *      Contact Email: rpj@callisto.canberra.edu.au
- * 
+ *
  *      The current list of contributors is contained
  *      in the file CONTRIBUTORS included with the source
  *      code distribution. The list can also be seen at the
  *      following World Wide Web location:
  *      http://sources.redhat.com/pthreads-win32/contributors.html
- * 
+ *
  *      This library is free software; you can redistribute it and/or
  *      modify it under the terms of the GNU Lesser General Public
  *      License as published by the Free Software Foundation; either
  *      version 2 of the License, or (at your option) any later version.
- * 
+ *
  *      This library is distributed in the hope that it will be useful,
  *      but WITHOUT ANY WARRANTY; without even the implied warranty of
  *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  *      Lesser General Public License for more details.
- * 
+ *
  *      You should have received a copy of the GNU Lesser General Public
  *      License along with this library in the file COPYING.LIB;
  *      if not, write to the Free Software Foundation, Inc.,
@@ -33,42 +33,36 @@
  *
  * --------------------------------------------------------------------------
  *
- * Declare a static mutex object, lock it, trylock it, 
+ * Declare a static mutex object, lock it, trylock it,
  * and then unlock it again.
  *
- * Depends on API functions: 
- *	pthread_mutex_lock()
- *	pthread_mutex_trylock()
- *	pthread_mutex_unlock()
+ * Depends on API functions:
+ *  pthread_mutex_lock()
+ *  pthread_mutex_trylock()
+ *  pthread_mutex_unlock()
  */
 
 #include "test.h"
- 
+
 pthread_mutex_t mutex1 = PTHREAD_MUTEX_INITIALIZER;
 
 static int washere = 0;
 
-void * func(void * arg)
+void *func(void *arg)
 {
   assert(pthread_mutex_trylock(&mutex1) == EBUSY);
-
   washere = 1;
-
-  return 0; 
+  return 0;
 }
- 
-int
-main()
+
+int main(void)
 {
   pthread_t t;
 
   assert(pthread_mutex_lock(&mutex1) == 0);
-
   assert(pthread_create(&t, NULL, func, NULL) == 0);
   assert(pthread_join(t, NULL) == 0);
-
   assert(pthread_mutex_unlock(&mutex1) == 0);
-
   assert(washere == 1);
 
   return 0;
diff --git a/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex3e.c b/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex3e.c
index 66cfcb7..b4a02b6 100644
--- a/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex3e.c
+++ b/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex3e.c
@@ -1,4 +1,4 @@
-/* 
+/*
  * mutex3e.c
  *
  *
@@ -7,25 +7,25 @@
  *      Pthreads-win32 - POSIX Threads Library for Win32
  *      Copyright(C) 1998 John E. Bossom
  *      Copyright(C) 1999,2005 Pthreads-win32 contributors
- * 
+ *
  *      Contact Email: rpj@callisto.canberra.edu.au
- * 
+ *
  *      The current list of contributors is contained
  *      in the file CONTRIBUTORS included with the source
  *      code distribution. The list can also be seen at the
  *      following World Wide Web location:
  *      http://sources.redhat.com/pthreads-win32/contributors.html
- * 
+ *
  *      This library is free software; you can redistribute it and/or
  *      modify it under the terms of the GNU Lesser General Public
  *      License as published by the Free Software Foundation; either
  *      version 2 of the License, or (at your option) any later version.
- * 
+ *
  *      This library is distributed in the hope that it will be useful,
  *      but WITHOUT ANY WARRANTY; without even the implied warranty of
  *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  *      Lesser General Public License for more details.
- * 
+ *
  *      You should have received a copy of the GNU Lesser General Public
  *      License along with this library in the file COPYING.LIB;
  *      if not, write to the Free Software Foundation, Inc.,
@@ -33,42 +33,36 @@
  *
  * --------------------------------------------------------------------------
  *
- * Declare a static mutex object, lock it, trylock it, 
+ * Declare a static mutex object, lock it, trylock it,
  * and then unlock it again.
  *
- * Depends on API functions: 
- *	pthread_mutex_lock()
- *	pthread_mutex_trylock()
- *	pthread_mutex_unlock()
+ * Depends on API functions:
+ *  pthread_mutex_lock()
+ *  pthread_mutex_trylock()
+ *  pthread_mutex_unlock()
  */
 
 #include "test.h"
- 
+
 pthread_mutex_t mutex1 = PTHREAD_ERRORCHECK_MUTEX_INITIALIZER;
 
 static int washere = 0;
 
-void * func(void * arg)
+void *func(void *arg)
 {
   assert(pthread_mutex_trylock(&mutex1) == EBUSY);
-
   washere = 1;
-
-  return 0; 
+  return 0;
 }
- 
-int
-main()
+
+int main(void)
 {
   pthread_t t;
 
   assert(pthread_mutex_lock(&mutex1) == 0);
-
   assert(pthread_create(&t, NULL, func, NULL) == 0);
   assert(pthread_join(t, NULL) == 0);
-
   assert(pthread_mutex_unlock(&mutex1) == 0);
-
   assert(washere == 1);
 
   return 0;
diff --git a/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex3r.c b/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex3r.c
index 8fa7f25..e789c64 100644
--- a/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex3r.c
+++ b/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex3r.c
@@ -1,4 +1,4 @@
-/* 
+/*
  * mutex3r.c
  *
  *
@@ -7,25 +7,25 @@
  *      Pthreads-win32 - POSIX Threads Library for Win32
  *      Copyright(C) 1998 John E. Bossom
  *      Copyright(C) 1999,2005 Pthreads-win32 contributors
- * 
+ *
  *      Contact Email: rpj@callisto.canberra.edu.au
- * 
+ *
  *      The current list of contributors is contained
  *      in the file CONTRIBUTORS included with the source
  *      code distribution. The list can also be seen at the
  *      following World Wide Web location:
  *      http://sources.redhat.com/pthreads-win32/contributors.html
- * 
+ *
  *      This library is free software; you can redistribute it and/or
  *      modify it under the terms of the GNU Lesser General Public
  *      License as published by the Free Software Foundation; either
  *      version 2 of the License, or (at your option) any later version.
- * 
+ *
  *      This library is distributed in the hope that it will be useful,
  *      but WITHOUT ANY WARRANTY; without even the implied warranty of
  *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  *      Lesser General Public License for more details.
- * 
+ *
  *      You should have received a copy of the GNU Lesser General Public
  *      License along with this library in the file COPYING.LIB;
  *      if not, write to the Free Software Foundation, Inc.,
@@ -33,42 +33,36 @@
  *
  * --------------------------------------------------------------------------
  *
- * Declare a static mutex object, lock it, trylock it, 
+ * Declare a static mutex object, lock it, trylock it,
  * and then unlock it again.
  *
- * Depends on API functions: 
- *	pthread_mutex_lock()
- *	pthread_mutex_trylock()
- *	pthread_mutex_unlock()
+ * Depends on API functions:
+ *  pthread_mutex_lock()
+ *  pthread_mutex_trylock()
+ *  pthread_mutex_unlock()
  */
 
 #include "test.h"
- 
+
 pthread_mutex_t mutex1 = PTHREAD_RECURSIVE_MUTEX_INITIALIZER;
 
 static int washere = 0;
 
-void * func(void * arg)
+void *func(void *arg)
 {
   assert(pthread_mutex_trylock(&mutex1) == EBUSY);
-
   washere = 1;
-
-  return 0; 
+  return 0;
 }
- 
-int
-main()
+
+int main(void)
 {
   pthread_t t;
 
   assert(pthread_mutex_lock(&mutex1) == 0);
-
   assert(pthread_create(&t, NULL, func, NULL) == 0);
   assert(pthread_join(t, NULL) == 0);
-
   assert(pthread_mutex_unlock(&mutex1) == 0);
-
   assert(washere == 1);
 
   return 0;
diff --git a/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex4.c b/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex4.c
index 38342b5..ffb3e4c 100644
--- a/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex4.c
+++ b/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex4.c
@@ -1,4 +1,4 @@
-/* 
+/*
  * mutex4.c
  *
  *
@@ -7,25 +7,25 @@
  *      Pthreads-win32 - POSIX Threads Library for Win32
  *      Copyright(C) 1998 John E. Bossom
  *      Copyright(C) 1999,2005 Pthreads-win32 contributors
- * 
+ *
  *      Contact Email: rpj@callisto.canberra.edu.au
- * 
+ *
  *      The current list of contributors is contained
  *      in the file CONTRIBUTORS included with the source
  *      code distribution. The list can also be seen at the
  *      following World Wide Web location:
  *      http://sources.redhat.com/pthreads-win32/contributors.html
- * 
+ *
  *      This library is free software; you can redistribute it and/or
  *      modify it under the terms of the GNU Lesser General Public
  *      License as published by the Free Software Foundation; either
  *      version 2 of the License, or (at your option) any later version.
- * 
+ *
  *      This library is distributed in the hope that it will be useful,
  *      but WITHOUT ANY WARRANTY; without even the implied warranty of
  *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  *      Lesser General Public License for more details.
- * 
+ *
  *      You should have received a copy of the GNU Lesser General Public
  *      License along with this library in the file COPYING.LIB;
  *      if not, write to the Free Software Foundation, Inc.,
@@ -35,10 +35,10 @@
  *
  * Thread A locks mutex - thread B tries to unlock.
  *
- * Depends on API functions: 
- *	pthread_mutex_lock()
- *	pthread_mutex_trylock()
- *	pthread_mutex_unlock()
+ * Depends on API functions:
+ *  pthread_mutex_lock()
+ *  pthread_mutex_trylock()
+ *  pthread_mutex_unlock()
  */
 
 #include "test.h"
@@ -46,21 +46,23 @@
 static int wasHere = 0;
 
 static pthread_mutex_t mutex1;
- 
-void * unlocker(void * arg)
+
+void *unlocker(void *arg)
 {
   int expectedResult = (int) (size_t) arg;
   int h;
+
   wasHere++;
   h = pthread_mutex_unlock(&mutex1);
-  printf("*** %d==%d\n\n", h, expectedResult); fflush(stdout);
+  printf("*** %d==%d\n\n", h, expectedResult);
+  fflush(stdout);
   assert(h == expectedResult);
   wasHere++;
+
   return NULL;
 }
- 
-int
-main()
+
+int main(void)
 {
   pthread_t t;
   pthread_mutexattr_t ma;
diff --git a/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex5.c b/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex5.c
index a71f9d8..46f6fc0 100644
--- a/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex5.c
+++ b/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex5.c
@@ -1,4 +1,4 @@
-/* 
+/*
  * mutex5.c
  *
  *
@@ -7,25 +7,25 @@
  *      Pthreads-win32 - POSIX Threads Library for Win32
  *      Copyright(C) 1998 John E. Bossom
  *      Copyright(C) 1999,2005 Pthreads-win32 contributors
- * 
+ *
  *      Contact Email: rpj@callisto.canberra.edu.au
- * 
+ *
  *      The current list of contributors is contained
  *      in the file CONTRIBUTORS included with the source
  *      code distribution. The list can also be seen at the
  *      following World Wide Web location:
  *      http://sources.redhat.com/pthreads-win32/contributors.html
- * 
+ *
  *      This library is free software; you can redistribute it and/or
  *      modify it under the terms of the GNU Lesser General Public
  *      License as published by the Free Software Foundation; either
  *      version 2 of the License, or (at your option) any later version.
- * 
+ *
  *      This library is distributed in the hope that it will be useful,
  *      but WITHOUT ANY WARRANTY; without even the implied warranty of
  *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  *      Lesser General Public License for more details.
- * 
+ *
  *      You should have received a copy of the GNU Lesser General Public
  *      License along with this library in the file COPYING.LIB;
  *      if not, write to the Free Software Foundation, Inc.,
@@ -45,8 +45,7 @@
 int _optimiseFoil;
 #define FOIL(x) (_optimiseFoil = x)
 
-int
-main()
+int main(void)
 {
   int mxType = -1;
 
diff --git a/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex6.c b/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex6.c
index 267c0c0..2b2aa29 100644
--- a/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex6.c
+++ b/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex6.c
@@ -1,4 +1,4 @@
-/* 
+/*
  * mutex6.c
  *
  *
@@ -7,25 +7,25 @@
  *      Pthreads-win32 - POSIX Threads Library for Win32
  *      Copyright(C) 1998 John E. Bossom
  *      Copyright(C) 1999,2005 Pthreads-win32 contributors
- * 
+ *
  *      Contact Email: rpj@callisto.canberra.edu.au
- * 
+ *
  *      The current list of contributors is contained
  *      in the file CONTRIBUTORS included with the source
  *      code distribution. The list can also be seen at the
  *      following World Wide Web location:
  *      http://sources.redhat.com/pthreads-win32/contributors.html
- * 
+ *
  *      This library is free software; you can redistribute it and/or
  *      modify it under the terms of the GNU Lesser General Public
  *      License as published by the Free Software Foundation; either
  *      version 2 of the License, or (at your option) any later version.
- * 
+ *
  *      This library is distributed in the hope that it will be useful,
  *      but WITHOUT ANY WARRANTY; without even the implied warranty of
  *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  *      Lesser General Public License for more details.
- * 
+ *
  *      You should have received a copy of the GNU Lesser General Public
  *      License along with this library in the file COPYING.LIB;
  *      if not, write to the Free Software Foundation, Inc.,
@@ -38,10 +38,10 @@
  * Thread locks mutex twice (recursive lock).
  * Locking thread should deadlock on second attempt.
  *
- * Depends on API functions: 
- *	pthread_mutex_lock()
- *	pthread_mutex_trylock()
- *	pthread_mutex_unlock()
+ * Depends on API functions:
+ *  pthread_mutex_lock()
+ *  pthread_mutex_trylock()
+ *  pthread_mutex_unlock()
  */
 
 #include "test.h"
@@ -50,7 +50,7 @@
 
 static pthread_mutex_t mutex;
 
-void * locker(void * arg)
+void *locker(void *arg)
 {
   assert(pthread_mutex_lock(&mutex) == 0);
   InterlockedIncrement((long *)&lockCount);
@@ -62,9 +62,8 @@
 
   return 0;
 }
- 
-int
-main()
+
+int main(void)
 {
   pthread_t t;
 
diff --git a/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex6e.c b/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex6e.c
index 66fce09..f786781 100644
--- a/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex6e.c
+++ b/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex6e.c
@@ -1,4 +1,4 @@
-/* 
+/*
  * mutex6e.c
  *
  *
@@ -7,25 +7,25 @@
  *      Pthreads-win32 - POSIX Threads Library for Win32
  *      Copyright(C) 1998 John E. Bossom
  *      Copyright(C) 1999,2005 Pthreads-win32 contributors
- * 
+ *
  *      Contact Email: rpj@callisto.canberra.edu.au
- * 
+ *
  *      The current list of contributors is contained
  *      in the file CONTRIBUTORS included with the source
  *      code distribution. The list can also be seen at the
  *      following World Wide Web location:
  *      http://sources.redhat.com/pthreads-win32/contributors.html
- * 
+ *
  *      This library is free software; you can redistribute it and/or
  *      modify it under the terms of the GNU Lesser General Public
  *      License as published by the Free Software Foundation; either
  *      version 2 of the License, or (at your option) any later version.
- * 
+ *
  *      This library is distributed in the hope that it will be useful,
  *      but WITHOUT ANY WARRANTY; without even the implied warranty of
  *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  *      Lesser General Public License for more details.
- * 
+ *
  *      You should have received a copy of the GNU Lesser General Public
  *      License along with this library in the file COPYING.LIB;
  *      if not, write to the Free Software Foundation, Inc.,
@@ -38,17 +38,17 @@
  * This should fail with an EDEADLK error.
  * The second unlock attempt should fail with an EPERM error.
  *
- * Depends on API functions: 
- *      pthread_create()
- *      pthread_join()
- *      pthread_mutexattr_init()
- *      pthread_mutexattr_destroy()
- *      pthread_mutexattr_settype()
- *      pthread_mutexattr_gettype()
- *      pthread_mutex_init()
- *      pthread_mutex_destroy()
- *	pthread_mutex_lock()
- *	pthread_mutex_unlock()
+ * Depends on API functions:
+ *  pthread_create()
+ *  pthread_join()
+ *  pthread_mutexattr_init()
+ *  pthread_mutexattr_destroy()
+ *  pthread_mutexattr_settype()
+ *  pthread_mutexattr_gettype()
+ *  pthread_mutex_init()
+ *  pthread_mutex_destroy()
+ *  pthread_mutex_lock()
+ *  pthread_mutex_unlock()
  */
 
 #include "test.h"
@@ -58,7 +58,7 @@
 static pthread_mutex_t mutex;
 static pthread_mutexattr_t mxAttr;
 
-void * locker(void * arg)
+void *locker(void *arg)
 {
   assert(pthread_mutex_lock(&mutex) == 0);
   lockCount++;
@@ -69,9 +69,8 @@
 
   return (void *) 555;
 }
- 
-int
-main()
+
+int main(void)
 {
   pthread_t t;
   intptr_t result = 0;
@@ -99,4 +98,3 @@
   /* Never reached */
   return 0;
 }
-
diff --git a/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex6es.c b/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex6es.c
index 6f11ce2..59718e6 100644
--- a/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex6es.c
+++ b/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex6es.c
@@ -1,4 +1,4 @@
-/* 
+/*
  * mutex6es.c
  *
  *
@@ -7,25 +7,25 @@
  *      Pthreads-win32 - POSIX Threads Library for Win32
  *      Copyright(C) 1998 John E. Bossom
  *      Copyright(C) 1999,2005 Pthreads-win32 contributors
- * 
+ *
  *      Contact Email: rpj@callisto.canberra.edu.au
- * 
+ *
  *      The current list of contributors is contained
  *      in the file CONTRIBUTORS included with the source
  *      code distribution. The list can also be seen at the
  *      following World Wide Web location:
  *      http://sources.redhat.com/pthreads-win32/contributors.html
- * 
+ *
  *      This library is free software; you can redistribute it and/or
  *      modify it under the terms of the GNU Lesser General Public
  *      License as published by the Free Software Foundation; either
  *      version 2 of the License, or (at your option) any later version.
- * 
+ *
  *      This library is distributed in the hope that it will be useful,
  *      but WITHOUT ANY WARRANTY; without even the implied warranty of
  *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  *      Lesser General Public License for more details.
- * 
+ *
  *      You should have received a copy of the GNU Lesser General Public
  *      License along with this library in the file COPYING.LIB;
  *      if not, write to the Free Software Foundation, Inc.,
@@ -38,17 +38,17 @@
  * This should fail with an EDEADLK error.
  * The second unlock attempt should fail with an EPERM error.
  *
- * Depends on API functions: 
- *      pthread_create()
- *      pthread_join()
- *      pthread_mutexattr_init()
- *      pthread_mutexattr_destroy()
- *      pthread_mutexattr_settype()
- *      pthread_mutexattr_gettype()
- *      pthread_mutex_init()
- *      pthread_mutex_destroy()
- *	pthread_mutex_lock()
- *	pthread_mutex_unlock()
+ * Depends on API functions:
+ *  pthread_create()
+ *  pthread_join()
+ *  pthread_mutexattr_init()
+ *  pthread_mutexattr_destroy()
+ *  pthread_mutexattr_settype()
+ *  pthread_mutexattr_gettype()
+ *  pthread_mutex_init()
+ *  pthread_mutex_destroy()
+ *  pthread_mutex_lock()
+ *  pthread_mutex_unlock()
  */
 
 #include "test.h"
@@ -57,7 +57,7 @@
 
 static pthread_mutex_t mutex = PTHREAD_ERRORCHECK_MUTEX_INITIALIZER;
 
-void * locker(void * arg)
+void *locker(void *arg)
 {
   assert(pthread_mutex_lock(&mutex) == 0);
   lockCount++;
@@ -68,9 +68,8 @@
 
   return (void *) 555;
 }
- 
-int
-main()
+
+int main(void)
 {
   pthread_t t;
   intptr_t result = 0;
@@ -78,10 +77,8 @@
   assert(mutex == PTHREAD_ERRORCHECK_MUTEX_INITIALIZER);
 
   assert(pthread_create(&t, NULL, locker, NULL) == 0);
-
   assert(pthread_join(t, (void **) &result) == 0);
   assert(result == 555);
-
   assert(lockCount == 2);
 
   assert(pthread_mutex_destroy(&mutex) == 0);
@@ -91,4 +88,3 @@
   /* Never reached */
   return 0;
 }
-
diff --git a/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex6n.c b/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex6n.c
index 9b4bbb9..267bcb8 100644
--- a/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex6n.c
+++ b/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex6n.c
@@ -1,4 +1,4 @@
-/* 
+/*
  * mutex6n.c
  *
  *
@@ -7,25 +7,25 @@
  *      Pthreads-win32 - POSIX Threads Library for Win32
  *      Copyright(C) 1998 John E. Bossom
  *      Copyright(C) 1999,2005 Pthreads-win32 contributors
- * 
+ *
  *      Contact Email: rpj@callisto.canberra.edu.au
- * 
+ *
  *      The current list of contributors is contained
  *      in the file CONTRIBUTORS included with the source
  *      code distribution. The list can also be seen at the
  *      following World Wide Web location:
  *      http://sources.redhat.com/pthreads-win32/contributors.html
- * 
+ *
  *      This library is free software; you can redistribute it and/or
  *      modify it under the terms of the GNU Lesser General Public
  *      License as published by the Free Software Foundation; either
  *      version 2 of the License, or (at your option) any later version.
- * 
+ *
  *      This library is distributed in the hope that it will be useful,
  *      but WITHOUT ANY WARRANTY; without even the implied warranty of
  *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  *      Lesser General Public License for more details.
- * 
+ *
  *      You should have received a copy of the GNU Lesser General Public
  *      License along with this library in the file COPYING.LIB;
  *      if not, write to the Free Software Foundation, Inc.,
@@ -37,14 +37,14 @@
  * Thread locks mutex twice (recursive lock).
  * The thread should deadlock.
  *
- * Depends on API functions: 
- *      pthread_create()
- *      pthread_mutexattr_init()
- *      pthread_mutexattr_settype()
- *      pthread_mutexattr_gettype()
- *      pthread_mutex_init()
- *	pthread_mutex_lock()
- *	pthread_mutex_unlock()
+ * Depends on API functions:
+ *  pthread_create()
+ *  pthread_mutexattr_init()
+ *  pthread_mutexattr_settype()
+ *  pthread_mutexattr_gettype()
+ *  pthread_mutex_init()
+ *  pthread_mutex_lock()
+ *  pthread_mutex_unlock()
  */
 
 #include "test.h"
@@ -54,7 +54,7 @@
 static pthread_mutex_t mutex;
 static pthread_mutexattr_t mxAttr;
 
-void * locker(void * arg)
+void *locker(void *arg)
 {
   assert(pthread_mutex_lock(&mutex) == 0);
   lockCount++;
@@ -66,9 +66,8 @@
 
   return (void *) 555;
 }
- 
-int
-main()
+
+int main(void)
 {
   pthread_t t;
   int mxType = -1;
@@ -101,4 +100,3 @@
   /* Never reached */
   return 0;
 }
-
diff --git a/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex6r.c b/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex6r.c
index 4206d98..cb96016 100644
--- a/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex6r.c
+++ b/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex6r.c
@@ -1,4 +1,4 @@
-/* 
+/*
  * mutex6r.c
  *
  *
@@ -7,25 +7,25 @@
  *      Pthreads-win32 - POSIX Threads Library for Win32
  *      Copyright(C) 1998 John E. Bossom
  *      Copyright(C) 1999,2005 Pthreads-win32 contributors
- * 
+ *
  *      Contact Email: rpj@callisto.canberra.edu.au
- * 
+ *
  *      The current list of contributors is contained
  *      in the file CONTRIBUTORS included with the source
  *      code distribution. The list can also be seen at the
  *      following World Wide Web location:
  *      http://sources.redhat.com/pthreads-win32/contributors.html
- * 
+ *
  *      This library is free software; you can redistribute it and/or
  *      modify it under the terms of the GNU Lesser General Public
  *      License as published by the Free Software Foundation; either
  *      version 2 of the License, or (at your option) any later version.
- * 
+ *
  *      This library is distributed in the hope that it will be useful,
  *      but WITHOUT ANY WARRANTY; without even the implied warranty of
  *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  *      Lesser General Public License for more details.
- * 
+ *
  *      You should have received a copy of the GNU Lesser General Public
  *      License along with this library in the file COPYING.LIB;
  *      if not, write to the Free Software Foundation, Inc.,
@@ -37,17 +37,17 @@
  * Thread locks mutex twice (recursive lock).
  * Both locks and unlocks should succeed.
  *
- * Depends on API functions: 
- *      pthread_create()
- *      pthread_join()
- *      pthread_mutexattr_init()
- *      pthread_mutexattr_destroy()
- *      pthread_mutexattr_settype()
- *      pthread_mutexattr_gettype()
- *      pthread_mutex_init()
- *      pthread_mutex_destroy()
- *	pthread_mutex_lock()
- *	pthread_mutex_unlock()
+ * Depends on API functions:
+ *  pthread_create()
+ *  pthread_join()
+ *  pthread_mutexattr_init()
+ *  pthread_mutexattr_destroy()
+ *  pthread_mutexattr_settype()
+ *  pthread_mutexattr_gettype()
+ *  pthread_mutex_init()
+ *  pthread_mutex_destroy()
+ *  pthread_mutex_lock()
+ *  pthread_mutex_unlock()
  */
 
 #include "test.h"
@@ -57,7 +57,7 @@
 static pthread_mutex_t mutex;
 static pthread_mutexattr_t mxAttr;
 
-void * locker(void * arg)
+void *locker(void *arg)
 {
   assert(pthread_mutex_lock(&mutex) == 0);
   lockCount++;
@@ -68,9 +68,8 @@
 
   return (void *) 555;
 }
- 
-int
-main()
+
+int main(void)
 {
   pthread_t t;
   intptr_t result = 0;
@@ -84,10 +83,8 @@
   assert(pthread_mutex_init(&mutex, &mxAttr) == 0);
 
   assert(pthread_create(&t, NULL, locker, NULL) == 0);
-
   assert(pthread_join(t, (void **) &result) == 0);
   assert(result == 555);
-
   assert(lockCount == 2);
 
   assert(pthread_mutex_destroy(&mutex) == 0);
diff --git a/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex6rs.c b/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex6rs.c
index 9fdeb2a..b8f1e82 100644
--- a/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex6rs.c
+++ b/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex6rs.c
@@ -1,4 +1,4 @@
-/* 
+/*
  * mutex6rs.c
  *
  *
@@ -7,25 +7,25 @@
  *      Pthreads-win32 - POSIX Threads Library for Win32
  *      Copyright(C) 1998 John E. Bossom
  *      Copyright(C) 1999,2005 Pthreads-win32 contributors
- * 
+ *
  *      Contact Email: rpj@callisto.canberra.edu.au
- * 
+ *
  *      The current list of contributors is contained
  *      in the file CONTRIBUTORS included with the source
  *      code distribution. The list can also be seen at the
  *      following World Wide Web location:
  *      http://sources.redhat.com/pthreads-win32/contributors.html
- * 
+ *
  *      This library is free software; you can redistribute it and/or
  *      modify it under the terms of the GNU Lesser General Public
  *      License as published by the Free Software Foundation; either
  *      version 2 of the License, or (at your option) any later version.
- * 
+ *
  *      This library is distributed in the hope that it will be useful,
  *      but WITHOUT ANY WARRANTY; without even the implied warranty of
  *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  *      Lesser General Public License for more details.
- * 
+ *
  *      You should have received a copy of the GNU Lesser General Public
  *      License along with this library in the file COPYING.LIB;
  *      if not, write to the Free Software Foundation, Inc.,
@@ -37,17 +37,17 @@
  * Thread locks mutex twice (recursive lock).
  * Both locks and unlocks should succeed.
  *
- * Depends on API functions: 
- *      pthread_create()
- *      pthread_join()
- *      pthread_mutexattr_init()
- *      pthread_mutexattr_destroy()
- *      pthread_mutexattr_settype()
- *      pthread_mutexattr_gettype()
- *      pthread_mutex_init()
- *      pthread_mutex_destroy()
- *	pthread_mutex_lock()
- *	pthread_mutex_unlock()
+ * Depends on API functions:
+ *  pthread_create()
+ *  pthread_join()
+ *  pthread_mutexattr_init()
+ *  pthread_mutexattr_destroy()
+ *  pthread_mutexattr_settype()
+ *  pthread_mutexattr_gettype()
+ *  pthread_mutex_init()
+ *  pthread_mutex_destroy()
+ *  pthread_mutex_lock()
+ *  pthread_mutex_unlock()
  */
 
 #include "test.h"
@@ -56,7 +56,7 @@
 
 static pthread_mutex_t mutex = PTHREAD_RECURSIVE_MUTEX_INITIALIZER;
 
-void * locker(void * arg)
+void *locker(void *arg)
 {
   assert(pthread_mutex_lock(&mutex) == 0);
   lockCount++;
@@ -67,9 +67,8 @@
 
   return (void *) 555;
 }
- 
-int
-main()
+
+int main(void)
 {
   pthread_t t;
   intptr_t result = 0;
@@ -77,10 +76,8 @@
   assert(mutex == PTHREAD_RECURSIVE_MUTEX_INITIALIZER);
 
   assert(pthread_create(&t, NULL, locker, NULL) == 0);
-
   assert(pthread_join(t, (void **) &result) == 0);
   assert(result == 555);
-
   assert(lockCount == 2);
 
   assert(pthread_mutex_destroy(&mutex) == 0);
diff --git a/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex6s.c b/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex6s.c
index 8b82dc3..6165bdd 100644
--- a/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex6s.c
+++ b/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex6s.c
@@ -1,4 +1,4 @@
-/* 
+/*
  * mutex6s.c
  *
  *
@@ -7,25 +7,25 @@
  *      Pthreads-win32 - POSIX Threads Library for Win32
  *      Copyright(C) 1998 John E. Bossom
  *      Copyright(C) 1999,2005 Pthreads-win32 contributors
- * 
+ *
  *      Contact Email: rpj@callisto.canberra.edu.au
- * 
+ *
  *      The current list of contributors is contained
  *      in the file CONTRIBUTORS included with the source
  *      code distribution. The list can also be seen at the
  *      following World Wide Web location:
  *      http://sources.redhat.com/pthreads-win32/contributors.html
- * 
+ *
  *      This library is free software; you can redistribute it and/or
  *      modify it under the terms of the GNU Lesser General Public
  *      License as published by the Free Software Foundation; either
  *      version 2 of the License, or (at your option) any later version.
- * 
+ *
  *      This library is distributed in the hope that it will be useful,
  *      but WITHOUT ANY WARRANTY; without even the implied warranty of
  *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  *      Lesser General Public License for more details.
- * 
+ *
  *      You should have received a copy of the GNU Lesser General Public
  *      License along with this library in the file COPYING.LIB;
  *      if not, write to the Free Software Foundation, Inc.,
@@ -38,10 +38,10 @@
  * Thread locks mutex twice (recursive lock).
  * Locking thread should deadlock on second attempt.
  *
- * Depends on API functions: 
- *	pthread_mutex_lock()
- *	pthread_mutex_trylock()
- *	pthread_mutex_unlock()
+ * Depends on API functions:
+ *  pthread_mutex_lock()
+ *  pthread_mutex_trylock()
+ *  pthread_mutex_unlock()
  */
 
 #include "test.h"
@@ -50,7 +50,7 @@
 
 static pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER;
 
-void * locker(void * arg)
+void *locker(void *arg)
 {
   assert(pthread_mutex_lock(&mutex) == 0);
   lockCount++;
@@ -62,9 +62,8 @@
 
   return 0;
 }
- 
-int
-main()
+
+int main(void)
 {
   pthread_t t;
 
diff --git a/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex7.c b/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex7.c
index f64f06c..70ac116 100644
--- a/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex7.c
+++ b/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex7.c
@@ -1,4 +1,4 @@
-/* 
+/*
  * mutex7.c
  *
  *
@@ -7,25 +7,25 @@
  *      Pthreads-win32 - POSIX Threads Library for Win32
  *      Copyright(C) 1998 John E. Bossom
  *      Copyright(C) 1999,2005 Pthreads-win32 contributors
- * 
+ *
  *      Contact Email: rpj@callisto.canberra.edu.au
- * 
+ *
  *      The current list of contributors is contained
  *      in the file CONTRIBUTORS included with the source
  *      code distribution. The list can also be seen at the
  *      following World Wide Web location:
  *      http://sources.redhat.com/pthreads-win32/contributors.html
- * 
+ *
  *      This library is free software; you can redistribute it and/or
  *      modify it under the terms of the GNU Lesser General Public
  *      License as published by the Free Software Foundation; either
  *      version 2 of the License, or (at your option) any later version.
- * 
+ *
  *      This library is distributed in the hope that it will be useful,
  *      but WITHOUT ANY WARRANTY; without even the implied warranty of
  *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  *      Lesser General Public License for more details.
- * 
+ *
  *      You should have received a copy of the GNU Lesser General Public
  *      License along with this library in the file COPYING.LIB;
  *      if not, write to the Free Software Foundation, Inc.,
@@ -38,10 +38,10 @@
  * Thread locks then trylocks mutex (attempted recursive lock).
  * The thread should lock first time and EBUSY second time.
  *
- * Depends on API functions: 
- *	pthread_mutex_lock()
- *	pthread_mutex_trylock()
- *	pthread_mutex_unlock()
+ * Depends on API functions:
+ *  pthread_mutex_lock()
+ *  pthread_mutex_trylock()
+ *  pthread_mutex_unlock()
  */
 
 #include "test.h"
@@ -68,18 +68,14 @@
 
   return 0;
 }
- 
-int
-main()
+
+int main(void)
 {
   pthread_t t;
 
   assert(pthread_mutex_init(&mutex, NULL) == 0);
-
   assert(pthread_create(&t, NULL, locker, NULL) == 0);
-
   Sleep(1000);
-
   assert(lockCount == 2);
 
   exit(0);
diff --git a/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex7e.c b/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex7e.c
index e944ebb..0068150 100644
--- a/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex7e.c
+++ b/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex7e.c
@@ -1,4 +1,4 @@
-/* 
+/*
  * mutex7e.c
  *
  *
@@ -7,25 +7,25 @@
  *      Pthreads-win32 - POSIX Threads Library for Win32
  *      Copyright(C) 1998 John E. Bossom
  *      Copyright(C) 1999,2005 Pthreads-win32 contributors
- * 
+ *
  *      Contact Email: rpj@callisto.canberra.edu.au
- * 
+ *
  *      The current list of contributors is contained
  *      in the file CONTRIBUTORS included with the source
  *      code distribution. The list can also be seen at the
  *      following World Wide Web location:
  *      http://sources.redhat.com/pthreads-win32/contributors.html
- * 
+ *
  *      This library is free software; you can redistribute it and/or
  *      modify it under the terms of the GNU Lesser General Public
  *      License as published by the Free Software Foundation; either
  *      version 2 of the License, or (at your option) any later version.
- * 
+ *
  *      This library is distributed in the hope that it will be useful,
  *      but WITHOUT ANY WARRANTY; without even the implied warranty of
  *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  *      Lesser General Public License for more details.
- * 
+ *
  *      You should have received a copy of the GNU Lesser General Public
  *      License along with this library in the file COPYING.LIB;
  *      if not, write to the Free Software Foundation, Inc.,
@@ -38,17 +38,17 @@
  * Trylock should fail with an EBUSY error.
  * The second unlock attempt should fail with an EPERM error.
  *
- * Depends on API functions: 
- *      pthread_create()
- *      pthread_join()
- *      pthread_mutexattr_init()
- *      pthread_mutexattr_destroy()
- *      pthread_mutexattr_settype()
- *      pthread_mutexattr_gettype()
- *      pthread_mutex_init()
- *      pthread_mutex_destroy()
- *	pthread_mutex_lock()
- *	pthread_mutex_unlock()
+ * Depends on API functions:
+ *  pthread_create()
+ *  pthread_join()
+ *  pthread_mutexattr_init()
+ *  pthread_mutexattr_destroy()
+ *  pthread_mutexattr_settype()
+ *  pthread_mutexattr_gettype()
+ *  pthread_mutex_init()
+ *  pthread_mutex_destroy()
+ *  pthread_mutex_lock()
+ *  pthread_mutex_unlock()
  */
 
 #include "test.h"
@@ -58,7 +58,7 @@
 static pthread_mutex_t mutex;
 static pthread_mutexattr_t mxAttr;
 
-void * locker(void * arg)
+void *locker(void *arg)
 {
   assert(pthread_mutex_lock(&mutex) == 0);
   lockCount++;
@@ -69,9 +69,8 @@
 
   return (void *) 555;
 }
- 
-int
-main()
+
+int main(void)
 {
   pthread_t t;
   intptr_t result = 0;
@@ -85,10 +84,8 @@
   assert(pthread_mutex_init(&mutex, &mxAttr) == 0);
 
   assert(pthread_create(&t, NULL, locker, NULL) == 0);
-
   assert(pthread_join(t, (void **) &result) == 0);
   assert(result == 555);
-
   assert(lockCount == 2);
 
   assert(pthread_mutex_destroy(&mutex) == 0);
@@ -99,4 +96,3 @@
   /* Never reached */
   return 0;
 }
-
diff --git a/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex7n.c b/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex7n.c
index b703f1d..10b8399 100644
--- a/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex7n.c
+++ b/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex7n.c
@@ -1,4 +1,4 @@
-/* 
+/*
  * mutex7n.c
  *
  *
@@ -7,25 +7,25 @@
  *      Pthreads-win32 - POSIX Threads Library for Win32
  *      Copyright(C) 1998 John E. Bossom
  *      Copyright(C) 1999,2005 Pthreads-win32 contributors
- * 
+ *
  *      Contact Email: rpj@callisto.canberra.edu.au
- * 
+ *
  *      The current list of contributors is contained
  *      in the file CONTRIBUTORS included with the source
  *      code distribution. The list can also be seen at the
  *      following World Wide Web location:
  *      http://sources.redhat.com/pthreads-win32/contributors.html
- * 
+ *
  *      This library is free software; you can redistribute it and/or
  *      modify it under the terms of the GNU Lesser General Public
  *      License as published by the Free Software Foundation; either
  *      version 2 of the License, or (at your option) any later version.
- * 
+ *
  *      This library is distributed in the hope that it will be useful,
  *      but WITHOUT ANY WARRANTY; without even the implied warranty of
  *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  *      Lesser General Public License for more details.
- * 
+ *
  *      You should have received a copy of the GNU Lesser General Public
  *      License along with this library in the file COPYING.LIB;
  *      if not, write to the Free Software Foundation, Inc.,
@@ -37,14 +37,14 @@
  * Thread locks then trylocks mutex (attempted recursive lock).
  * The thread should lock first time and EBUSY second time.
  *
- * Depends on API functions: 
- *      pthread_create()
- *      pthread_mutexattr_init()
- *      pthread_mutexattr_settype()
- *      pthread_mutexattr_gettype()
- *      pthread_mutex_init()
- *	pthread_mutex_lock()
- *	pthread_mutex_unlock()
+ * Depends on API functions:
+ *  pthread_create()
+ *  pthread_mutexattr_init()
+ *  pthread_mutexattr_settype()
+ *  pthread_mutexattr_gettype()
+ *  pthread_mutex_init()
+ *  pthread_mutex_lock()
+ *  pthread_mutex_unlock()
  */
 
 #include "test.h"
@@ -54,7 +54,7 @@
 static pthread_mutex_t mutex;
 static pthread_mutexattr_t mxAttr;
 
-void * locker(void * arg)
+void *locker(void *arg)
 {
   assert(pthread_mutex_lock(&mutex) == 0);
   lockCount++;
@@ -72,9 +72,8 @@
 
   return (void *) 555;
 }
- 
-int
-main()
+
+int main(void)
 {
   pthread_t t;
   int mxType = -1;
@@ -87,9 +86,7 @@
   assert(pthread_mutex_init(&mutex, &mxAttr) == 0);
 
   assert(pthread_create(&t, NULL, locker, NULL) == 0);
-
   Sleep(1000);
-
   assert(lockCount == 2);
 
   exit(0);
@@ -97,4 +94,3 @@
   /* Never reached */
   return 0;
 }
-
diff --git a/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex7r.c b/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex7r.c
index 35495ef..2de774d 100644
--- a/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex7r.c
+++ b/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex7r.c
@@ -1,4 +1,4 @@
-/* 
+/*
  * mutex7r.c
  *
  *
@@ -7,25 +7,25 @@
  *      Pthreads-win32 - POSIX Threads Library for Win32
  *      Copyright(C) 1998 John E. Bossom
  *      Copyright(C) 1999,2005 Pthreads-win32 contributors
- * 
+ *
  *      Contact Email: rpj@callisto.canberra.edu.au
- * 
+ *
  *      The current list of contributors is contained
  *      in the file CONTRIBUTORS included with the source
  *      code distribution. The list can also be seen at the
  *      following World Wide Web location:
  *      http://sources.redhat.com/pthreads-win32/contributors.html
- * 
+ *
  *      This library is free software; you can redistribute it and/or
  *      modify it under the terms of the GNU Lesser General Public
  *      License as published by the Free Software Foundation; either
  *      version 2 of the License, or (at your option) any later version.
- * 
+ *
  *      This library is distributed in the hope that it will be useful,
  *      but WITHOUT ANY WARRANTY; without even the implied warranty of
  *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  *      Lesser General Public License for more details.
- * 
+ *
  *      You should have received a copy of the GNU Lesser General Public
  *      License along with this library in the file COPYING.LIB;
  *      if not, write to the Free Software Foundation, Inc.,
@@ -37,17 +37,17 @@
  * Thread locks mutex then trylocks mutex (recursive lock twice).
  * Both locks and unlocks should succeed.
  *
- * Depends on API functions: 
- *      pthread_create()
- *      pthread_join()
- *      pthread_mutexattr_init()
- *      pthread_mutexattr_destroy()
- *      pthread_mutexattr_settype()
- *      pthread_mutexattr_gettype()
- *      pthread_mutex_init()
- *      pthread_mutex_destroy()
- *	pthread_mutex_lock()
- *	pthread_mutex_unlock()
+ * Depends on API functions:
+ *  pthread_create()
+ *  pthread_join()
+ *  pthread_mutexattr_init()
+ *  pthread_mutexattr_destroy()
+ *  pthread_mutexattr_settype()
+ *  pthread_mutexattr_gettype()
+ *  pthread_mutex_init()
+ *  pthread_mutex_destroy()
+ *  pthread_mutex_lock()
+ *  pthread_mutex_unlock()
  */
 
 #include "test.h"
@@ -57,7 +57,7 @@
 static pthread_mutex_t mutex;
 static pthread_mutexattr_t mxAttr;
 
-void * locker(void * arg)
+void *locker(void *arg)
 {
   assert(pthread_mutex_lock(&mutex) == 0);
   lockCount++;
@@ -68,9 +68,8 @@
 
   return (void *) 555;
 }
- 
-int
-main()
+
+int main(void)
 {
   pthread_t t;
   intptr_t result = 0;
@@ -84,10 +83,8 @@
   assert(pthread_mutex_init(&mutex, &mxAttr) == 0);
 
   assert(pthread_create(&t, NULL, locker, NULL) == 0);
-
   assert(pthread_join(t, (void **) &result) == 0);
   assert(result == 555);
-
   assert(lockCount == 2);
 
   assert(pthread_mutex_destroy(&mutex) == 0);
diff --git a/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex8.c b/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex8.c
index 5ca9982..f4988a8 100644
--- a/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex8.c
+++ b/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex8.c
@@ -1,4 +1,4 @@
-/* 
+/*
  * mutex8.c
  *
  *
@@ -29,9 +29,9 @@
  * Timed thread should timeout.
  *
  * Depends on API functions:
- *	pthread_mutex_lock()
- *	pthread_mutex_timedlock()
- *	pthread_mutex_unlock()
+ *  pthread_mutex_lock()
+ *  pthread_mutex_timedlock()
+ *  pthread_mutex_unlock()
  */
 
 #include "test.h"
@@ -41,39 +41,32 @@
 
 static pthread_mutex_t mutex;
 
-void * locker(void * arg)
+void *locker(void *arg)
 {
-  struct timespec abstime = { 0, 0 };
+  struct timespec abstime = {0, 0};
   struct _timeb currSysTime;
   const DWORD NANOSEC_PER_MILLISEC = 1000000;
 
   _ftime(&currSysTime);
-
   abstime.tv_sec = currSysTime.time;
   abstime.tv_nsec = NANOSEC_PER_MILLISEC * currSysTime.millitm;
-
   abstime.tv_sec += 1;
 
   assert(pthread_mutex_timedlock(&mutex, &abstime) == ETIMEDOUT);
-
   lockCount++;
 
   return 0;
 }
 
-int
-main()
+int main(void)
 {
   pthread_t t;
 
   assert(pthread_mutex_init(&mutex, NULL) == 0);
-
   assert(pthread_mutex_lock(&mutex) == 0);
 
   assert(pthread_create(&t, NULL, locker, NULL) == 0);
-
   Sleep(2000);
-
   assert(lockCount == 1);
 
   assert(pthread_mutex_unlock(&mutex) == 0);
diff --git a/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex8e.c b/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex8e.c
index b99d24e..a55fb9e 100644
--- a/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex8e.c
+++ b/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex8e.c
@@ -1,4 +1,4 @@
-/* 
+/*
  * mutex8e.c
  *
  *
@@ -29,16 +29,16 @@
  * Timed thread should timeout.
  *
  * Depends on API functions:
- *	pthread_create()
- *	pthread_mutexattr_init()
- *	pthread_mutexattr_destroy()
- *	pthread_mutexattr_settype()
- *	pthread_mutexattr_gettype()
- *	pthread_mutex_init()
- *	pthread_mutex_destroy()
- *	pthread_mutex_lock()
- *	pthread_mutex_timedlock()
- *	pthread_mutex_unlock()
+ *  pthread_create()
+ *  pthread_mutexattr_init()
+ *  pthread_mutexattr_destroy()
+ *  pthread_mutexattr_settype()
+ *  pthread_mutexattr_gettype()
+ *  pthread_mutex_init()
+ *  pthread_mutex_destroy()
+ *  pthread_mutex_lock()
+ *  pthread_mutex_timedlock()
+ *  pthread_mutex_unlock()
  */
 
 #include "test.h"
@@ -49,28 +49,24 @@
 static pthread_mutex_t mutex;
 static pthread_mutexattr_t mxAttr;
 
-void * locker(void * arg)
+void *locker(void *arg)
 {
   struct timespec abstime = { 0, 0 };
   struct _timeb currSysTime;
   const DWORD NANOSEC_PER_MILLISEC = 1000000;
 
   _ftime(&currSysTime);
-
   abstime.tv_sec = currSysTime.time;
   abstime.tv_nsec = NANOSEC_PER_MILLISEC * currSysTime.millitm;
-
   abstime.tv_sec += 1;
 
   assert(pthread_mutex_timedlock(&mutex, &abstime) == ETIMEDOUT);
-
   lockCount++;
 
   return 0;
 }
 
-int
-main()
+int main(void)
 {
   pthread_t t;
   int mxType = -1;
@@ -81,17 +77,13 @@
   assert(mxType == PTHREAD_MUTEX_ERRORCHECK);
 
   assert(pthread_mutex_init(&mutex, &mxAttr) == 0);
-
   assert(pthread_mutex_lock(&mutex) == 0);
 
   assert(pthread_create(&t, NULL, locker, NULL) == 0);
-
   Sleep(2000);
-
   assert(lockCount == 1);
 
   assert(pthread_mutex_unlock(&mutex) == 0);
 
   return 0;
 }
-
diff --git a/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex8n.c b/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex8n.c
index 3cfdae6..27b1690 100644
--- a/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex8n.c
+++ b/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex8n.c
@@ -29,16 +29,16 @@
  * Timed thread should timeout.
  *
  * Depends on API functions:
- *	pthread_create()
- *	pthread_mutexattr_init()
- *	pthread_mutexattr_destroy()
- *	pthread_mutexattr_settype()
- *	pthread_mutexattr_gettype()
- *	pthread_mutex_init()
- *	pthread_mutex_destroy()
- *	pthread_mutex_lock()
- *	pthread_mutex_timedlock()
- *	pthread_mutex_unlock()
+ *  pthread_create()
+ *  pthread_mutexattr_init()
+ *  pthread_mutexattr_destroy()
+ *  pthread_mutexattr_settype()
+ *  pthread_mutexattr_gettype()
+ *  pthread_mutex_init()
+ *  pthread_mutex_destroy()
+ *  pthread_mutex_lock()
+ *  pthread_mutex_timedlock()
+ *  pthread_mutex_unlock()
  */
 
 #include "test.h"
@@ -49,28 +49,24 @@
 static pthread_mutex_t mutex;
 static pthread_mutexattr_t mxAttr;
 
-void * locker(void * arg)
+void *locker(void *arg)
 {
   struct timespec abstime = { 0, 0 };
   struct _timeb currSysTime;
   const DWORD NANOSEC_PER_MILLISEC = 1000000;
 
   _ftime(&currSysTime);
-
   abstime.tv_sec = currSysTime.time;
   abstime.tv_nsec = NANOSEC_PER_MILLISEC * currSysTime.millitm;
-
   abstime.tv_sec += 1;
 
   assert(pthread_mutex_timedlock(&mutex, &abstime) == ETIMEDOUT);
-
   lockCount++;
 
   return 0;
 }
 
-int
-main()
+int main(void)
 {
   pthread_t t;
   int mxType = -1;
@@ -81,17 +77,13 @@
   assert(mxType == PTHREAD_MUTEX_NORMAL);
 
   assert(pthread_mutex_init(&mutex, &mxAttr) == 0);
-
   assert(pthread_mutex_lock(&mutex) == 0);
 
   assert(pthread_create(&t, NULL, locker, NULL) == 0);
-
   Sleep(2000);
-
   assert(lockCount == 1);
 
   assert(pthread_mutex_unlock(&mutex) == 0);
 
   return 0;
 }
-
diff --git a/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex8r.c b/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex8r.c
index d1328ca..5940859 100644
--- a/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex8r.c
+++ b/mingw-w64-libraries/winpthreads/tests/pthread_mutex/mutex8r.c
@@ -1,4 +1,4 @@
-/* 
+/*
  * mutex8r.c
  *
  *
@@ -29,16 +29,16 @@
  * Timed thread should timeout.
  *
  * Depends on API functions:
- *	pthread_create()
- *	pthread_mutexattr_init()
- *	pthread_mutexattr_destroy()
- *	pthread_mutexattr_settype()
- *	pthread_mutexattr_gettype()
- *	pthread_mutex_init()
- *	pthread_mutex_destroy()
- *	pthread_mutex_lock()
- *	pthread_mutex_timedlock()
- *	pthread_mutex_unlock()
+ *  pthread_create()
+ *  pthread_mutexattr_init()
+ *  pthread_mutexattr_destroy()
+ *  pthread_mutexattr_settype()
+ *  pthread_mutexattr_gettype()
+ *  pthread_mutex_init()
+ *  pthread_mutex_destroy()
+ *  pthread_mutex_lock()
+ *  pthread_mutex_timedlock()
+ *  pthread_mutex_unlock()
  */
 
 #include "test.h"
@@ -49,28 +49,24 @@
 static pthread_mutex_t mutex;
 static pthread_mutexattr_t mxAttr;
 
-void * locker(void * arg)
+void *locker(void *arg)
 {
   struct timespec abstime = { 0, 0 };
   struct _timeb currSysTime;
   const DWORD NANOSEC_PER_MILLISEC = 1000000;
 
   _ftime(&currSysTime);
-
   abstime.tv_sec = currSysTime.time;
   abstime.tv_nsec = NANOSEC_PER_MILLISEC * currSysTime.millitm;
-
   abstime.tv_sec += 1;
 
   assert(pthread_mutex_timedlock(&mutex, &abstime) == ETIMEDOUT);
-
   lockCount++;
 
   return 0;
 }
 
-int
-main()
+int main(void)
 {
   pthread_t t;
   int mxType = -1;
@@ -81,17 +77,13 @@
   assert(mxType == PTHREAD_MUTEX_RECURSIVE);
 
   assert(pthread_mutex_init(&mutex, &mxAttr) == 0);
-
   assert(pthread_mutex_lock(&mutex) == 0);
 
   assert(pthread_create(&t, NULL, locker, NULL) == 0);
-
   Sleep(2000);
-
   assert(lockCount == 1);
 
   assert(pthread_mutex_unlock(&mutex) == 0);
 
   return 0;
 }
-