Don't use long long where not necessary, some platforms lack it
diff --git a/mtest/mtest.c b/mtest/mtest.c
index c8d9e95..c5a50ae 100644
--- a/mtest/mtest.c
+++ b/mtest/mtest.c
@@ -95,7 +95,7 @@ void rand_num2(mp_int *a)
int main(int argc, char *argv[])
{
int n, tmp;
- long long max;
+ long max;
mp_int a, b, c, d, e;
#ifdef MTEST_NO_FULLSPEED
clock_t t1;