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

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

winsup/mingw/mingwex/wmemcpy.c

@@ -0,0 +1,32 @@
+/*	This source code was extracted from the Q8 package created and placed
+    in the PUBLIC DOMAIN by Doug Gwyn <gwyn@arl.mil>
+    last edit:	1999/11/05	gwyn@arl.mil
+
+    Implements subclause 7.24 of ISO/IEC 9899:1999 (E).
+
+	It supports an encoding where all char codes are mapped
+	to the *same* code values within a wchar_t or wint_t,
+	so long as no other wchar_t codes are used by the program.
+
+*/
+
+#include	<wchar.h>
+
+
+wchar_t *
+wmemcpy(s1, s2, n)
+	register wchar_t * __restrict__		s1;
+	register const wchar_t * __restrict__	s2;
+	register size_t					n;
+	{
+	wchar_t						*orig_s1 = s1;
+
+	if ( s1 == NULL || s2 == NULL || n == 0 )
+		return orig_s1;		/* robust */
+
+	for ( ; n > 0; --n )
+		*s1++ = *s2++;
+
+	return orig_s1;
+	}
+