Correct number of bytes written
Values:
char:    0x12
u_char:  0x12
bool:    1
int:     0x12345678
u_int:   0x12345678
long:    0x12345678
u_long:  0x12345678
float:   0.12345678
double:  0.1234567891234568
short:   0x1234
u_short: 0x1234