{ print STDERR <<"EOF";
Pick one target type from
elf - Linux, FreeBSD, Solaris x86, etc.
- a.out - DJGPP, elder OpenBSD, etc.
+ a.out - elder OpenBSD, etc.
coff - GAS/COFF such as Win32 targets
win32n - Windows 95/Windows NT NASM format
nw-nasm - NetWare NASM format