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-rw-r--r--sys/dev/iir/iir_ctrl.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/sys/dev/iir/iir_ctrl.c b/sys/dev/iir/iir_ctrl.c
index 51ef0434a486..5f9f3d597ce6 100644
--- a/sys/dev/iir/iir_ctrl.c
+++ b/sys/dev/iir/iir_ctrl.c
@@ -51,6 +51,7 @@ __FBSDID("$FreeBSD$");
#include <sys/disk.h>
#include <sys/stat.h>
#include <sys/disklabel.h>
+#include <sys/sysctl.h>
#include <machine/bus.h>
#include <dev/iir/iir.h>
@@ -83,8 +84,6 @@ static int iir_devsw_installed = 0;
static int sdev_made = 0;
#endif
extern int gdt_cnt;
-extern char ostype[];
-extern char osrelease[];
extern gdt_statist_t gdt_stat;
/*