+ cc -O2 -Wall -o divzero_proof divzero_proof.c
BUILD_EXIT=0
-rwxr-xr-x  1 maxx  maxx  9240 Jul  1 14:15 divzero_proof

+ cc -O2 -Wall -DFIX_MTU -o divzero_proof_fixed divzero_proof.c
BUILD_EXIT_FIXED=0
-rwxr-xr-x  1 maxx  maxx  9240 Jul  1 14:15 divzero_proof_fixed