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-rw-r--r--sysdeps/stub/usleep.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/sysdeps/stub/usleep.c b/sysdeps/stub/usleep.c
index 412461b4f9..7ee41b63fa 100644
--- a/sysdeps/stub/usleep.c
+++ b/sysdeps/stub/usleep.c
@@ -17,6 +17,7 @@
    Boston, MA 02111-1307, USA.  */
 
 #include <errno.h>
+#include <unistd.h>
 
 /* Sleep USECONDS microseconds, or until a previously set timer goes off.  */
 unsigned int