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-rw-r--r--src/xspawn.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/xspawn.c b/src/xspawn.c
index 98f1f65..8d6108b 100644
--- a/src/xspawn.c
+++ b/src/xspawn.c
@@ -186,7 +186,7 @@ int bfs_spawn_addfchdir(struct bfs_spawn *ctx, int fd) {
# define BFS_POSIX_SPAWN_FCHDIR posix_spawn_file_actions_addfchdir_np
#endif
-#ifdef BFS_POSIX_SPAWN_FCHDIR
+#if _POSIX_SPAWN > 0 && defined(BFS_POSIX_SPAWN_FCHDIR)
if (ctx->flags & BFS_SPAWN_USE_POSIX) {
errno = BFS_POSIX_SPAWN_FCHDIR(&ctx->actions, fd);
if (errno != 0) {