// Returns: the quotient of (a + ib) / (c + id)
-float _Complex __divsc3(float __a, float __b, float __c, float __d);
+COMPILER_RT_ABI float _Complex
+__divsc3(float __a, float __b, float __c, float __d);
enum {zero, non_zero, inf, NaN, non_zero_nan};