Similar to Rand

Putc

Puts()

Scanf

Strcat

Strcmp

Strcpy

Strlcat

Strlcpy

Strlen

Strtod

Strtol

C date and time functions

UClibc

Return-to-libc attack

Randomness

Random number

Blum Blum Shub

/dev/random

K-trivial set

Lagged Fibonacci generator

Maximum length sequence

Permuted congruential generator

Xorshift

Algorithmically random sequence

Cryptographically secure pseudorandom number generator

Random variable