fixup??? Win32: make the lstat implementation pluggable

And one more resolution of merge conflicts.

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>

Author: dscho

compat/mingw-posix.h

@@ -408,7 +408,7 @@ int mingw_fstat(int fd, struct stat *buf);
 #ifdef lstat
 #undef lstat
 #endif
-#define lstat mingw_lstat
+extern int (*lstat)(const char *file_name, struct stat *buf);
 
 
 int mingw_utime(const char *file_name, const struct utimbuf *times);