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-rw-r--r--waitlib/confwait.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/waitlib/confwait.c b/waitlib/confwait.c
index 4ee8b60..7bd4d2d 100644
--- a/waitlib/confwait.c
+++ b/waitlib/confwait.c
@@ -14,6 +14,7 @@
#endif
#include <stdio.h>
#include <signal.h>
+#include <stdlib.h>
#if HAVE_UNISTD_H
#include <unistd.h>