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-rw-r--r--device/cirbuf.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/device/cirbuf.c b/device/cirbuf.c
index dfb06df..391297c 100644
--- a/device/cirbuf.c
+++ b/device/cirbuf.c
@@ -42,6 +42,8 @@
/* if c_cl == c_cf - 1, buffer is full */
#if DEBUG
+#include <mach/boolean.h>
+
boolean_t cb_check_enable = FALSE;
#define CB_CHECK(cb) if (cb_check_enable) cb_check(cb)