Rename module 'warn-on-use' to 'snippet/warn-on-use'. * modules/snippet/warn-on-use: Renamed from modules/warn-on-use. (Files, Makefile.am): Update. * build-aux/snippet/warn-on-use.h: Renamed from build-aux/warn-on-use.h. * modules/arpa_inet (Depends-on): Update. * modules/ctype (Depends-on): Update. * modules/dirent (Depends-on): Update. * modules/fcntl-h (Depends-on): Update. * modules/glob (Depends-on): Update. * modules/iconv-h (Depends-on): Update. * modules/inttypes-incomplete (Depends-on): Update. * modules/langinfo (Depends-on): Update. * modules/locale (Depends-on): Update. * modules/math (Depends-on): Update. * modules/netdb (Depends-on): Update. * modules/poll-h (Depends-on): Update. * modules/pty (Depends-on): Update. * modules/search (Depends-on): Update. * modules/signal (Depends-on): Update. * modules/spawn (Depends-on): Update. * modules/stdio (Depends-on): Update. * modules/stdlib (Depends-on): Update. * modules/string (Depends-on): Update. * modules/strings (Depends-on): Update. * modules/sys_file (Depends-on): Update. * modules/sys_ioctl (Depends-on): Update. * modules/sys_select (Depends-on): Update. * modules/sys_socket (Depends-on): Update. * modules/sys_stat (Depends-on): Update. * modules/sys_time (Depends-on): Update. * modules/sys_times (Depends-on): Update. * modules/sys_utsname (Depends-on): Update. * modules/sys_wait (Depends-on): Update. * modules/termios (Depends-on): Update. * modules/time (Depends-on): Update. * modules/unistd (Depends-on): Update. * modules/wchar (Depends-on): Update. * modules/wctype-h (Depends-on): Update. * MODULES.html.sh (Support for building libraries and executables): Update.