1 files changed, 2 insertions, 0 deletions

diff --git a/src/process.h b/src/process.h
index cf1e0ea1d44..38994461029 100644
--- a/src/process.h
+++ b/src/process.h
@@ -220,7 +220,9 @@ extern void add_read_fd (int fd, fd_callback func, void *data);
 extern void delete_read_fd (int fd);
 extern void add_write_fd (int fd, fd_callback func, void *data);
 extern void delete_write_fd (int fd);
+#ifdef NS_IMPL_GNUSTEP
 extern void catch_child_signal (void);
+#endif
 
 extern void update_processes_for_thread_death (Lisp_Object);