*/
#include <ctype.h>
-#include <strings.h>
-#include "o_str.h"
#include <openssl/e_os2.h>
+#ifdef OPENSSL_SYS_WINDOWS
+# include <string.h>
+#else
+# include <strings.h>
+#endif
+#include "o_str.h"
+
+#undef strncasecmp
+#undef strcasecmp
int OPENSSL_strncasecmp(const char *str1, const char *str2, size_t n)
{