m4/pipe.m4
Depends-on:
-wait-process
+dup2
+environ
error
exit
fatal-signal
gettext-h
+open
+pipe2
+spawn
+posix_spawnp
+posix_spawn_file_actions_init
+posix_spawn_file_actions_addclose
+posix_spawn_file_actions_adddup2
+posix_spawn_file_actions_addopen
+posix_spawn_file_actions_destroy
+posix_spawnattr_init
+posix_spawnattr_setsigmask
+posix_spawnattr_setflags
+posix_spawnattr_destroy
stdbool
strpbrk
+unistd
+unistd-safer
+wait-process
configure.ac:
gl_PIPE