ref: fce29312cd3c8240c39e1e7915ef7d6c1e334a7c dir: /libnpe/lrintf.c/
#include <math.h> int lrintf(float f) { int i; *((float*)&i) = f + 12582912.0f; return (i & 0x7fffff) - 0x400000; }