Some tools didn't use argv0 for tool name, or usage() at all.
@@ -94,7 +94,7 @@ usage(void)
{
eprintf("usage: %s [-p] [-b type] [-d delim] [-f type]\n"
" [-h type] [-i num] [-l num] [-n format]\n"
" [-s sep] [-v num] [-w num] [file]\n", argv0);
}
static char
The note is not visible to the blocked user.