* include/_mingw.h: Increment version to 2.0.

* Makefile.in: Ditto.
	Merge in mingwex branch.

winsup/mingw/mingwex/feraiseexcept.c

@@ -0,0 +1,19 @@
+#include <fenv.h> 
+
+/* 7.6.2.3
+   The feraiseexcept function raises the supported exceptions
+   represented by its argument The order in which these exceptions
+   are raised is unspecified, except as stated in F.7.6.
+   Whether the feraiseexcept function additionally raises
+   the inexact exception whenever it raises the overflow
+   or underflow exception is implementation-defined. */
+
+int feraiseexcept (int excepts)
+{
+  fenv_t _env;
+  __asm__ volatile ("fnstenv %0;" : "=m" (_env));
+  _env.__status_word |= excepts & FE_ALL_EXCEPT;
+  __asm__ volatile ("fldenv %0;"
+		    "fwait;" : : "m" (_env));
+  return 0;
+}