/* strncmp -- compare two strings, stop after n bytes.
This function is in the public domain. */
+/*
+
+@deftypefn Supplemental int strncmp (const char *@var{s1}, @
+ const char *@var{s2}, size_t @var{n})
+
+Compares the first @var{n} bytes of two strings, returning a value as
+@code{strcmp}.
+
+@end deftypefn
+
+*/
+
#include <ansidecl.h>
-#ifdef __STDC__
#include <stddef.h>
-#else
-#define size_t unsigned long
-#endif
int
-strncmp(s1, s2, n)
- const char *s1, *s2;
- register size_t n;
+strncmp(const char *s1, const char *s2, register size_t n)
{
register unsigned char u1, u2;