[PATCH] include: Fix compile error with C++ winelib.

[Daniel Lehman]

Signed-off-by: Daniel Lehman 
---

/home/me/stuff/wine/64/output/include/wine/msvcrt/wchar.h: In function 'wchar_t* wmemcpy(wchar_t*, const wchar_t*, size_t)':
/home/me/stuff/wine/64/output/include/wine/msvcrt/wchar.h:529:18: error: invalid conversion from 'void*' to 'wchar_t*' [-fpermissive]
     return memcpy(dst, src, n * sizeof(wchar_t));
            ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/me/stuff/wine/64/output/include/wine/msvcrt/wchar.h: In function 'wchar_t* wmemmove(wchar_t*, const wchar_t*, size_t)':
/home/me/stuff/wine/64/output/include/wine/msvcrt/wchar.h:534:19: error: invalid conversion from 'void*' to 'wchar_t*' [-fpermissive]
     return memmove(dst, src, n * sizeof(wchar_t));
            ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
---
 include/msvcrt/wchar.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/include/msvcrt/wchar.h b/include/msvcrt/wchar.h
index 119f8a2a41..e6a5e57fd2 100644
--- a/include/msvcrt/wchar.h
+++ b/include/msvcrt/wchar.h
@@ -421,12 +421,12 @@ static inline int wmemcmp(const wchar_t *s1, const wchar_t *s2, size_t n)

static inline wchar_t* __cdecl wmemcpy(wchar_t *dst, const wchar_t *src, size_t n)
 {
-    return memcpy(dst, src, n * sizeof(wchar_t));
+    return (wchar_t*)memcpy(dst, src, n * sizeof(wchar_t));
 }

static inline wchar_t* __cdecl wmemmove(wchar_t *dst, const wchar_t *src, size_t n)
 {
-    return memmove(dst, src, n * sizeof(wchar_t));
+    return (wchar_t*)memmove(dst, src, n * sizeof(wchar_t));
 }

static inline wchar_t* __cdecl wmemset(wchar_t *s, wchar_t c, size_t n)