}
#if !HAVE_GCC_BUILTINS
-int ctz (unsigned int x) CONST
+int rxvt_ctz (unsigned int x) CONST
{
int r = 0;
return r;
}
-int popcount (unsigned int x) CONST
+int rxvt_popcount (unsigned int x) CONST
{
x -= (x >> 1) & 0x55555555;
x = ((x >> 2) & 0x33333333) + (x & 0x33333333);