ref: bd41c3ee99a819ae92887538049cdef0ad482763
dir: /lib/c/rand.c/
#include <stdlib.h>
#undef rand
#undef srand
static unsigned long next;
void
srand(unsigned seed)
{
	next = seed;
}
int
rand(void)  /* RAND_MAX assumed to be 32767. */
{
	next = next * 1103515245 + 12345;
	return (unsigned)(next/65536) % 32768;
}