PKG_VARIABLES
{ "print-variables", no_argument, &want_flags, PKG_VARIABLES|PKG_PRINT_ERRORS, },
(want_flags & PKG_VARIABLES) == PKG_VARIABLES ||
if ((want_flags & PKG_VARIABLES) == PKG_VARIABLES ||
if ((want_flags & PKG_VARIABLES) == PKG_VARIABLES)
if ((want_flags & PKG_VARIABLES) == PKG_VARIABLES || want_variable != NULL)