memchr: Avoid a possible C++ test error.

[gnulib.git] / modules / posix_spawn-internal

diff --git a/modules/posix_spawn-internal b/modules/posix_spawn-internal
index 211cc22..da3ed28 100644 (file)
--- a/modules/posix_spawn-internal
+++ b/modules/posix_spawn-internal
@@ -9,6 +9,7 @@ m4/posix_spawn.m4
 Depends-on:
 spawn
 alloca-opt
+dup2
 errno
 open
 strchrnul