diff --git a/mingw-w64-crt/lib-common/msvcr120_app.def.in b/mingw-w64-crt/lib-common/msvcr120_app.def.in
index 10cf84d..ddb407d 100644
--- a/mingw-w64-crt/lib-common/msvcr120_app.def.in
+++ b/mingw-w64-crt/lib-common/msvcr120_app.def.in
@@ -2029,7 +2029,7 @@
 F_X86_ANY(atanh)
 F_X86_ANY(atanhf)
 F_X86_ANY(atanhl)
-atexit
+atexit DATA
 atof
 atoi
 atol
diff --git a/mingw-w64-crt/lib32/msvcr120.def.in b/mingw-w64-crt/lib32/msvcr120.def.in
index 98567a9..82adab0 100644
--- a/mingw-w64-crt/lib32/msvcr120.def.in
+++ b/mingw-w64-crt/lib32/msvcr120.def.in
@@ -1861,7 +1861,7 @@
 atanh
 atanhf
 atanhl
-atexit
+atexit DATA
 atof
 atoi
 atol
diff --git a/mingw-w64-crt/lib32/msvcr120d.def.in b/mingw-w64-crt/lib32/msvcr120d.def.in
index 658e5a3..a9552f0 100644
--- a/mingw-w64-crt/lib32/msvcr120d.def.in
+++ b/mingw-w64-crt/lib32/msvcr120d.def.in
@@ -1928,7 +1928,7 @@
 atanh
 atanhf
 atanhl
-atexit
+atexit DATA
 atof
 atoi
 atol
diff --git a/mingw-w64-crt/lib32/msvcr70.def b/mingw-w64-crt/lib32/msvcr70.def
index 43c469f..6c8af84 100644
--- a/mingw-w64-crt/lib32/msvcr70.def
+++ b/mingw-w64-crt/lib32/msvcr70.def
@@ -714,7 +714,7 @@
 asin
 atan
 atan2
-atexit
+atexit DATA
 atof
 atoi
 atol
diff --git a/mingw-w64-crt/lib32/msvcr71.def b/mingw-w64-crt/lib32/msvcr71.def
index 5ec0f2a..4bafa68 100644
--- a/mingw-w64-crt/lib32/msvcr71.def
+++ b/mingw-w64-crt/lib32/msvcr71.def
@@ -709,7 +709,7 @@
 asin
 atan
 atan2
-atexit
+atexit DATA
 atof
 atoi
 atol
diff --git a/mingw-w64-crt/lib32/msvcrt10.def b/mingw-w64-crt/lib32/msvcrt10.def
index 5a3edf6..0265add 100644
--- a/mingw-w64-crt/lib32/msvcrt10.def
+++ b/mingw-w64-crt/lib32/msvcrt10.def
@@ -1112,7 +1112,7 @@
 asin
 atan
 atan2
-atexit
+atexit DATA
 atof
 atoi
 atol
diff --git a/mingw-w64-crt/lib32/msvcrt20.def b/mingw-w64-crt/lib32/msvcrt20.def
index 48d0487..e0e3897 100644
--- a/mingw-w64-crt/lib32/msvcrt20.def
+++ b/mingw-w64-crt/lib32/msvcrt20.def
@@ -1380,7 +1380,7 @@
 asin
 atan
 atan2
-atexit
+atexit DATA
 atof
 atoi
 atol
diff --git a/mingw-w64-crt/lib32/msvcrt40.def b/mingw-w64-crt/lib32/msvcrt40.def
index 648f792..5abc344 100644
--- a/mingw-w64-crt/lib32/msvcrt40.def
+++ b/mingw-w64-crt/lib32/msvcrt40.def
@@ -1464,7 +1464,7 @@
 asin
 atan
 atan2
-atexit
+atexit DATA
 atof
 atoi
 atol
diff --git a/mingw-w64-crt/lib64/msvcr120.def.in b/mingw-w64-crt/lib64/msvcr120.def.in
index 0710c6b..a37df57 100644
--- a/mingw-w64-crt/lib64/msvcr120.def.in
+++ b/mingw-w64-crt/lib64/msvcr120.def.in
@@ -1803,7 +1803,7 @@
 atanh
 atanhf
 atanhl
-atexit
+atexit DATA
 atof
 atoi
 atol
diff --git a/mingw-w64-crt/lib64/msvcr120d.def.in b/mingw-w64-crt/lib64/msvcr120d.def.in
index 4f2d65e..98a7b5f 100644
--- a/mingw-w64-crt/lib64/msvcr120d.def.in
+++ b/mingw-w64-crt/lib64/msvcr120d.def.in
@@ -1867,7 +1867,7 @@
 atanh
 atanhf
 atanhl
-atexit
+atexit DATA
 atof
 atoi
 atol
diff --git a/mingw-w64-crt/libarm32/kernelbase.def b/mingw-w64-crt/libarm32/kernelbase.def
index 954ea2d..d6a487d 100644
--- a/mingw-w64-crt/libarm32/kernelbase.def
+++ b/mingw-w64-crt/libarm32/kernelbase.def
@@ -1889,7 +1889,7 @@
 _onexit
 _purecall
 _time64
-atexit
+atexit DATA
 exit
 hgets
 hwprintf
diff --git a/mingw-w64-crt/libarm32/msvcr110.def b/mingw-w64-crt/libarm32/msvcr110.def
index 0b4855d..e9835df 100644
--- a/mingw-w64-crt/libarm32/msvcr110.def
+++ b/mingw-w64-crt/libarm32/msvcr110.def
@@ -1392,7 +1392,7 @@
 atan2
 atan2f
 atanf
-atexit
+atexit DATA
 atof
 atoi
 atol
diff --git a/mingw-w64-crt/libarm32/msvcr120_clr0400.def b/mingw-w64-crt/libarm32/msvcr120_clr0400.def
index a1b3f7f..a778c7e 100644
--- a/mingw-w64-crt/libarm32/msvcr120_clr0400.def
+++ b/mingw-w64-crt/libarm32/msvcr120_clr0400.def
@@ -1391,7 +1391,7 @@
 atan2
 atan2f
 atanf
-atexit
+atexit DATA
 atof
 atoi
 atol