Add _FORTIFY_SOURCE support for inet_ntop

- Create the __inet_ntop_chk routine that verifies that the builtin size
of the destination buffer is at least as big as the size given by the
user.
- Redirect calls from inet_ntop to __inet_ntop_chk or __inet_ntop_warn
- Update the abilist for this new routine
- Update the manual to mention the new fortification

Reviewed-by: Florian Weimer <fweimer@redhat.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/debug/Versions b/debug/Versions
index 9cf2725992..2ae5747f8d 100644
--- a/debug/Versions
+++ b/debug/Versions
@@ -64,6 +64,9 @@ libc {
     __wcslcat_chk;
     __wcslcpy_chk;
   }
+  GLIBC_2.42 {
+    __inet_ntop_chk;
+  }
   GLIBC_PRIVATE {
     __fortify_fail;
   }