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Diffstat (limited to 'sysdeps/unix/sysv/linux/mq_notify.c')
-rw-r--r--sysdeps/unix/sysv/linux/mq_notify.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/mq_notify.c b/sysdeps/unix/sysv/linux/mq_notify.c
index 6ebe8efe5a..14db27da70 100644
--- a/sysdeps/unix/sysv/linux/mq_notify.c
+++ b/sysdeps/unix/sysv/linux/mq_notify.c
@@ -18,6 +18,7 @@
 
 #include <errno.h>
 #include <mqueue.h>
+#include <stddef.h>
 #include <sysdep.h>
 
 #ifdef __NR_mq_notify