ref: b91d539b8c273c086f7b3548700c429d2ad7c5d4
dir: /lib/c/src/rand.c/
#include <stdlib.h>
#undef rand
static int 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;
}