derp.c

#include <stdlib.h>
#include <string.h>
#include <stdio.h>

int main()
{
    float derp;
    int   herp;
    int   nerp;

    derp = 4.0;
    herp = (int)derp;
    memcpy(&nerp, &derp, sizeof(int));

    printf("derp = %f\n", derp);
    printf("herp = %d\n", herp);
    printf("nerp = %d\n", nerp);
    return 0;
}