Avoid a compilation warning.

[gnulib.git] / lib / glthread / threadlib.c

diff --git a/lib/glthread/threadlib.c b/lib/glthread/threadlib.c
index fe7a2cf..791c430 100644 (file)
--- a/lib/glthread/threadlib.c
+++ b/lib/glthread/threadlib.c
@@ -26,6 +26,7 @@
 /* Use the POSIX threads library.  */
 
 # include <pthread.h>
+# include <stdlib.h>
 
 # if PTHREAD_IN_USE_DETECTION_HARD