To display NMAKE help, type NMAKE /? at the prompt. The appropriate copyright
statement appears, along with the following: Usage:
NMAKE @commandfile
NMAKE /help
NMAKE [/nologo] [/acdeinpqrst?] [/f makefile] [/x stderrfile] [macrodefs][targets]
Where the options stand for
/a force All targets to be built
/c Cryptic mode; suppress sign-on banner & warning messages
/d Display modification dates
/e Environment variables override macros in the makefile
/i Ignore exit codes of commands invoked
/n No execute mode; display commands only
/p Print macro definitions & target descriptions
/q Query if target is up to date; for use in batch files
/r inference Rules from 'tools.ini' to be ignored
/s Silent execution of commands
/t Touch targets with current date & time
/? Help message
/help Help message
/nologo Do not display sign-on banner