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

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

winsup/mingw/mingwex/wmemchr.c

@@ -0,0 +1,28 @@
+/*	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*
+wmemchr(s, c, n)
+	register const wchar_t	*s;
+	register wchar_t		c;
+	register size_t			n;
+	{
+	if ( s != NULL )
+		for ( ; n > 0; ++s, --n )
+			if ( *s == c )
+				return (wchar_t *)s;
+
+	return NULL;
+	}
+