usable 630 global/global.c char *gtags_path = usable("gtags"); usable 920 global/global.c const char *lid = usable("lid"); usable 1081 global/global.c lid = usable("lid"); usable 571 gozilla/gozilla.c if (!(path = usable(browser))) { usable 575 gozilla/gozilla.c if (!(path = usable("start"))) usable 349 gtags/gtags.c if (!usable("mkid")) usable 1192 htags/htags.c if (!(p = usable("gtags"))) usable 1195 htags/htags.c if (!(p = usable("global"))) usable 1816 htags/htags.c if (suggest2 && enable_idutils && usable("mkid")) usable 1842 htags/htags.c if (cflag && !usable("gzip")) { usable 24 libutil/usable.h char *usable(const char *);