crt: arm: Provide fmodl as an alias for fmod

On ARM, long double is the same as plain double, so we can provide
this via an alias, instead of needing a full forwarder function.

Signed-off-by: Martin Storsjö <martin@martin.st>
diff --git a/mingw-w64-crt/lib-common/api-ms-win-crt-math-l1-1-0.def.in b/mingw-w64-crt/lib-common/api-ms-win-crt-math-l1-1-0.def.in
index d208cea..dcde887 100644
--- a/mingw-w64-crt/lib-common/api-ms-win-crt-math-l1-1-0.def.in
+++ b/mingw-w64-crt/lib-common/api-ms-win-crt-math-l1-1-0.def.in
@@ -279,6 +279,7 @@
 fminl
 fmod F_X86_ANY(DATA)
 F_NON_I386(fmodf F_X86_ANY(DATA))
+F_ARM_ANY(fmodl == fmod)
 ; If we implement frexp, we can set it to DATA only.
 frexp
 hypot
diff --git a/mingw-w64-crt/lib-common/msvcrt.def.in b/mingw-w64-crt/lib-common/msvcrt.def.in
index c0d4f65..f4fde64 100644
--- a/mingw-w64-crt/lib-common/msvcrt.def.in
+++ b/mingw-w64-crt/lib-common/msvcrt.def.in
@@ -1348,6 +1348,7 @@
 F_ARM_ANY(floorl == floor)
 fmod F_X86_ANY(DATA)
 F_NON_I386(fmodf F_X86_ANY(DATA))
+F_ARM_ANY(fmodl == fmod)
 fopen
 fopen_s
 fprintf
diff --git a/mingw-w64-crt/lib-common/ucrtbase.def.in b/mingw-w64-crt/lib-common/ucrtbase.def.in
index d97dcd4..a208dd8 100644
--- a/mingw-w64-crt/lib-common/ucrtbase.def.in
+++ b/mingw-w64-crt/lib-common/ucrtbase.def.in
@@ -2346,6 +2346,7 @@
 fminl
 fmod F_X86_ANY(DATA)
 F_NON_I386(fmodf F_X86_ANY(DATA))
+F_ARM_ANY(fmodl == fmod)
 fopen
 fopen_s
 fputc