ref: a8d747d994d2514cfddf4fe866a2c7ebd689af6d
dir: /sys/src/libc/port/strcmp.c/
#include <u.h>
#include <libc.h>
int
strcmp(char *s1, char *s2)
{
unsigned c1, c2;
for(;;) {
c1 = *s1++;
c2 = *s2++;
if(c1 != c2) {
if(c1 > c2)
return 1;
return -1;
}
if(c1 == 0)
return 0;
}
}