#include <sys/types.h>
#include <ctype.h>
+#if defined (STDC_HEADERS) || (!defined (isascii) && !defined (HAVE_ISASCII))
+#define ISASCII(c) 1
+#else
+#define ISASCII(c) isascii(c)
+#endif
+#define ISUPPER(c) (ISASCII (c) && isupper (c))
+
#if _LIBC || STDC_HEADERS
# define TOLOWER(c) tolower (c)
#else
/* Like memcmp, but ignore differences in case. */
int
-memcasecmp (const void *vs1, const void *vs2, size_t n)
+memcasecmp (vs1, vs2, n)
+ const void *vs1;
+ const void *vs2;
+ size_t n;
{
unsigned int i;
unsigned char *s1 = (unsigned char *) vs1;