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-rw-r--r--include/iptables_common.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/iptables_common.h b/include/iptables_common.h
index db5e93f6..28bda9f4 100644
--- a/include/iptables_common.h
+++ b/include/iptables_common.h
@@ -7,6 +7,10 @@ enum exittype {
PARAMETER_PROBLEM,
VERSION_PROBLEM
};
+
+/* this is a special 64bit data type that is 8-byte aligned */
+#define aligned_u64 unsigned long long __attribute__((aligned(8)))
+
extern void exit_printhelp() __attribute__((noreturn));
extern void exit_tryhelp(int) __attribute__((noreturn));
int check_inverse(const char option[], int *invert, int *optind, int argc);