git/compat/msvc.h

#ifndef __MSVC__HEAD
#define __MSVC__HEAD

#include <direct.h>
#include <process.h>
#include <malloc.h>

/* porting function */
#define inline __inline
#define __inline__ __inline
#define __attribute__(x)
#define va_copy(dst, src)     ((dst) = (src))
#define strncasecmp  _strnicmp
#define ftruncate    _chsize

static __inline int strcasecmp (const char *s1, const char *s2)
{
	int size1 = strlen(s1);
	int sisz2 = strlen(s2);
	return _strnicmp(s1, s2, sisz2 > size1 ? sisz2 : size1);
}

#undef ERROR

/* Use mingw_lstat() instead of lstat()/stat() and mingw_fstat() instead
 * of fstat(). We add the declaration of these functions here, suppressing
 * the corresponding declarations in mingw.h, so that we can use the
 * appropriate structure type (and function) names from the msvc headers.
 */
#define stat _stat64
int mingw_lstat(const char *file_name, struct stat *buf);
int mingw_fstat(int fd, struct stat *buf);
#define fstat mingw_fstat
#define lstat mingw_lstat
#define _stat64(x,y) mingw_lstat(x,y)
#define ALREADY_DECLARED_STAT_FUNCS

#include "compat/mingw.h"

#undef ALREADY_DECLARED_STAT_FUNCS

#endif