gcd
gcd(int a, int b)
static int gcd(int a, int b)
gcd(int a, int b)
gcd(unsigned int a, unsigned int b)
gcd(unsigned long a, unsigned long b)
gcd(unsigned a, unsigned b)
gcd(u_int a, u_int b)
gcd(u_int a, u_int b)
gcd(u_int a, u_int b)
gcd(size_t a, size_t b)