make: simplify 32/64 bit compiler flags processing again
make: simplify 32/64 bit compiler flags processing again

No more auto-detection by make, let the compiler figure it out

Signed-off-by: Ferry Huberts <1f083df4a0371a8eba2ce71fc6b0e214b2551710@mindef.nl>

AHR-Project/nmealib,AHR-Project/nmealib