+#include <ccan/tap/tap.h>
+
void failtest_setup(int argc, char *argv[]);
void allocation_failure_check(void);
+
+#define CHECK_HEADER_NUMTESTS 4
+void check_header(struct rfc822_msg *msg, struct rfc822_header *h,
+ const char *name, const char *val,
+ enum rfc822_header_errors experr, int crlf);