All we're using it for is ErrorF calls, so make it a const char *
to stop gcc from warning:
inpututils.c: In function 'verify_internal_event':
inpututils.c:629:9: warning: cast discards qualifiers from pointer target type
Signed-off-by: Alan Coopersmith <alan.coopersmith@oracle.com>
Reviewed-by: Jamey Sharp <jamey@minilop.net>
Reviewed-by: Peter Hutterer <peter.hutterer@who-t.net>