code: purgatorio

ref: 76f5318cbd58fbe2bfc8cb51856bfa217c673bb7
dir: /libkern/memchr.c/

View raw version
#include	<lib9.h>

void*
memchr(void *ap, int c, ulong n)
{
	uchar *sp;

	sp = ap;
	c &= 0xFF;
	while(n > 0) {
		if(*sp++ == c)
			return sp-1;
		n--;
	}
	return 0;
}