fd-util: add some (void) casts

diff --git a/src/basic/fd-util.c b/src/basic/fd-util.c
index 7fb99feb35c106a78efffe773836ee3ed1738a5e..c694f434606923c78829e6946ec65caa6eb266c4 100644 (file)
--- a/src/basic/fd-util.c
+++ b/src/basic/fd-util.c
@@ -194,9 +194,9 @@ int fd_cloexec(int fd, bool cloexec) {
 }
 
 void stdio_unset_cloexec(void) {
-        fd_cloexec(STDIN_FILENO, false);
-        fd_cloexec(STDOUT_FILENO, false);
-        fd_cloexec(STDERR_FILENO, false);
+        (void) fd_cloexec(STDIN_FILENO, false);
+        (void) fd_cloexec(STDOUT_FILENO, false);
+        (void) fd_cloexec(STDERR_FILENO, false);
 }
 
 _pure_ static bool fd_in_set(int fd, const int fdset[], unsigned n_fdset) {