node/deps/npm/doc/api/rebuild.md

npm-rebuild(3) -- Rebuild a package

SYNOPSIS

npm.commands.rebuild([packages,] callback)

DESCRIPTION

This command runs the npm build command on each of the matched packages. This is useful when you install a new version of node, and must recompile all your C++ addons with the new binary. If no 'packages' parameter is specify, every package will be rebuilt.

CONFIGURATION

See npm help build