On Mon, Aug 30 2021, Derrick Stolee via GitGitGadget wrote: > + const char *usagestr[] = { NULL, NULL }; Missing usage strings? > + if (argc == 0) Style nit (per style guide): s/argc == 0/!argc/g. > + if (!strcmp("all", argv[0])) > + i = -1; Style nit (per style guide): missing braces here. (Just noting the style nits once, but more in this patch, and presumably the rest of the series...)