ref: 620493c9bdc92f1d4309f1b6bbf9c23f2000aecb
dir: /lib/c/src/strpbrk.c/
#include <string.h>
#undef strpbrk
char *
strpbrk(const char *s1, const char *s2)
{
int c;
const char *p;
for (; c = *s1; ++s1) {
for (p = s2; *p && *p != c; ++p)
/* nothing */;
if (*p == c)
return s1;
}
return NULL;
}