ref: 41f9e6315b75a8ea422d1c0dbf0ed1999b80a7eb dir: /libnpe/lrintf.c/
#include <math.h> int lrintf(float f) { int i; *((float*)&i) = f + 12582912.0f; return (i & 0x7fffff) - 0x400000; }