Extern or forward variable declaration at include/libbb.h, line 877 References: archival/libunarchive/get_header_tar.c, line 106 coreutils/env.c, line 81 coreutils/nice.c, line 53 coreutils/nohup.c, line 40 coreutils/sort.c, line 288 coreutils/tty.c, line 22 editors/cmp.c, line 48 editors/patch.c, line 78 editors/sed.c, line 838 include/libbb.h, line 766 include/libbb.h, line 877 libbb/appletlib.c, line 720 libbb/default_error_retval.c, line 18 libbb/fflush_stdout_and_exit.c, line 24 libbb/vfork_daemon_rexec.c, line 108 libbb/vfork_daemon_rexec.c, line 108 libbb/vfork_daemon_rexec.c, line 118 libbb/vfork_daemon_rexec.c, line 118 libbb/vfork_daemon_rexec.c, line 129 libbb/vfork_daemon_rexec.c, line 235 libbb/xfunc_die.c, line 35 libbb/xfunc_die.c, line 35 libbb/xfunc_die.c, line 39 miscutils/chat.c, line 138 miscutils/time.c, line 382 networking/arping.c, line 283 networking/httpd.c, line 949 networking/httpd.c, line 1423 networking/httpd.c, line 1490 networking/httpd.c, line 2421 runit/sv.c, line 432 shell/hush.c, line 4353 shell/hush.c, line 4501 util-linux/fsck_minix.c, line 1212