20 # define fortify_panic(func, write, avail, size, retfail)	\  argument
21 	 __fortify_panic(FORTIFY_REASON(func, write), avail, size)
55 void __fortify_report(const u8 reason, const size_t avail, const size_t size);
56 void __fortify_panic(const u8 reason, const size_t avail, const size_t size) __cold __noreturn;
59 void __read_overflow2_field(size_t avail, size_t wanted) __compiletime_warning("detected read beyon…
61 void __write_overflow_field(size_t avail, size_t wanted) __compiletime_warning("detected write beyo…
333 extern size_t __real_strlcat(char *p, const char *q, size_t avail) __RENAME(strlcat);
359 size_t strlcat(char * const POS p, const char * const POS q, size_t avail)  in strlcat()  argument
368 		return __real_strlcat(p, q, avail);  in strlcat()
370 	p_len = strnlen(p, avail);  in strlcat()
375 	if (avail <= p_len)  in strlcat()
382 	if (actual >= avail) {  in strlcat()
383 		copy_len = avail - p_len - 1;  in strlcat()