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-rw-r--r--include/libc-internal.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/include/libc-internal.h b/include/libc-internal.h
index 443b1fc50..3ac0b0509 100644
--- a/include/libc-internal.h
+++ b/include/libc-internal.h
@@ -65,6 +65,11 @@ libc_hidden_proto(__glibc_strerror_r)
/* internal access to program name */
extern const char *__uclibc_progname attribute_hidden;
+# ifdef __UCLIBC_HAS_FORTIFY__
+extern void __chk_fail(void) attribute_noreturn;
+libc_hidden_proto(__chk_fail)
+# endif
+
# endif /* IS_IN_libc */
#endif /* __ASSEMBLER__ */