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Diffstat (limited to 'EdkUnixPkg/Sec/UnixThunk.c')
-rw-r--r--EdkUnixPkg/Sec/UnixThunk.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/EdkUnixPkg/Sec/UnixThunk.c b/EdkUnixPkg/Sec/UnixThunk.c
index fcf290ddbb..cce14e50cd 100644
--- a/EdkUnixPkg/Sec/UnixThunk.c
+++ b/EdkUnixPkg/Sec/UnixThunk.c
@@ -40,6 +40,8 @@ Abstract:
#include <stdlib.h>
#include <termio.h>
+extern ioctl (int fd, unsigned long int __request, ...);
+
static int settimer_initialized;
static struct timeval settimer_timeval;
static void (*settimer_callback)(UINT64 delta);