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-rw-r--r--src/libstrongswan/utils/process.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/libstrongswan/utils/process.c b/src/libstrongswan/utils/process.c
index 233429447..c863bdd10 100644
--- a/src/libstrongswan/utils/process.c
+++ b/src/libstrongswan/utils/process.c
@@ -40,6 +40,7 @@ enum {
#include <unistd.h>
#include <errno.h>
#include <sys/wait.h>
+#include <signal.h>
/**
* Private data of an process_t object.