* mingwex/fe*.c: Revert previous changes.

* include/fenv.h: Revert previous changes.

	Add Changelog entry for the reverted change.

winsup/mingw/mingwex/fegetexceptflag.c

@@ -6,9 +6,10 @@
    representation of the exception flags indicated by the argument
    excepts in the object pointed to by the argument flagp.  */
 
-void fegetexceptflag (fexcept_t * flagp, int excepts)
+int fegetexceptflag (fexcept_t * flagp, int excepts)
 {
   unsigned short _sw;
   __asm__ ("fnstsw %%ax;": "=a" (_sw));
   *flagp = _sw  & excepts & FE_ALL_EXCEPT;
+  return 0;
 }