resolv: Move ns_name_unpack to its own file and into libc

Reformat to GNU style. Avoid out-of-bounds buffer arithmetic.
Eliminate the labellen function.

The symbol was moved using scripts/move-symbol-to-libc.py.

Reviewed-by: Carlos O'Donell <carlos@redhat.com>
Tested-by: Carlos O'Donell <carlos@redhat.com>

include/arpa/nameser.h

@@ -68,7 +68,6 @@ libresolv_hidden_proto (ns_parserr)
 libresolv_hidden_proto (ns_name_pton)
 libresolv_hidden_proto (ns_name_pack)
 libresolv_hidden_proto (ns_name_skip)
-libresolv_hidden_proto (ns_name_unpack)
 libresolv_hidden_proto (ns_name_compress)
 libresolv_hidden_proto (ns_name_uncompress)
 libresolv_hidden_proto (ns_sprintrr)
@@ -80,6 +79,8 @@ libresolv_hidden_proto (ns_format_ttl)
 
 extern __typeof (ns_name_ntop) __ns_name_ntop;
 libc_hidden_proto (__ns_name_ntop)
+extern __typeof (ns_name_unpack) __ns_name_unpack;
+libc_hidden_proto (__ns_name_unpack)
 
 # endif /* !_ISOMAC */
 #endif

resolv/Makefile

@@ -33,6 +33,7 @@ routines := \
   inet_ntop \
   inet_pton \
   ns_name_ntop \
+  ns_name_unpack \
   nsap_addr \
   res-close \
   res-state \

resolv/Versions

@@ -26,6 +26,7 @@ libc {
   }
   GLIBC_2.9 {
     ns_name_ntop;
+    ns_name_unpack;
   }
   GLIBC_2.34 {
 %if PTHREAD_IN_LIBC
@@ -35,6 +36,7 @@ libc {
     getaddrinfo_a;
 %endif
     ns_name_ntop;
+    ns_name_unpack;
   }
   GLIBC_PRIVATE {
 %if !PTHREAD_IN_LIBC
@@ -45,6 +47,7 @@ libc {
     __inet_pton_length;
     __res_iclose;
     __ns_name_ntop;
+    __ns_name_unpack;
     __resolv_context_get;
     __resolv_context_get_override;
     __resolv_context_get_preinit;
@@ -147,7 +150,6 @@ libresolv {
     ns_name_rollback;
     ns_name_skip;
     ns_name_uncompress;
-    ns_name_unpack;
     ns_parse_ttl;
     ns_parserr;
     ns_put16;
@@ -162,7 +164,6 @@ libresolv {
   GLIBC_PRIVATE {
     __ns_get16;
     __ns_get32;
-    __ns_name_unpack;
     __res_context_hostalias;
     __res_context_query;
     __res_context_search;

resolv/ns_name.c

@@ -217,87 +217,6 @@ ns_name_ntol(const u_char *src, u_char *dst, size_t dstsiz)
 	return (dn - dst);
 }
 
-/*%
- *	Unpack a domain name from a message, source may be compressed.
- *
- * return:
- *\li	-1 if it fails, or consumed octets if it succeeds.
- */
-int
-ns_name_unpack(const u_char *msg, const u_char *eom, const u_char *src,
-	       u_char *dst, size_t dstsiz)
-{
-	const u_char *srcp, *dstlim;
-	u_char *dstp;
-	int n, len, checked, l;
-
-	len = -1;
-	checked = 0;
-	dstp = dst;
-	srcp = src;
-	dstlim = dst + dstsiz;
-	if (srcp < msg || srcp >= eom) {
-		__set_errno (EMSGSIZE);
-		return (-1);
-	}
-	/* Fetch next label in domain name. */
-	while ((n = *srcp++) != 0) {
-		/* Check for indirection. */
-		switch (n & NS_CMPRSFLGS) {
-		case 0:
-			/* Limit checks. */
-			if ((l = labellen(srcp - 1)) < 0) {
-				__set_errno (EMSGSIZE);
-				return(-1);
-			}
-			if (dstp + l + 1 >= dstlim || srcp + l >= eom) {
-				__set_errno (EMSGSIZE);
-				return (-1);
-			}
-			checked += l + 1;
-			*dstp++ = n;
-			memcpy(dstp, srcp, l);
-			dstp += l;
-			srcp += l;
-			break;
-
-		case NS_CMPRSFLGS:
-			if (srcp >= eom) {
-				__set_errno (EMSGSIZE);
-				return (-1);
-			}
-			if (len < 0)
-				len = srcp - src + 1;
-			srcp = msg + (((n & 0x3f) << 8) | (*srcp & 0xff));
-			if (srcp < msg || srcp >= eom) {  /*%< Out of range. */
-				__set_errno (EMSGSIZE);
-				return (-1);
-			}
-			checked += 2;
-			/*
-			 * Check for loops in the compressed name;
-			 * if we've looked at the whole message,
-			 * there must be a loop.
-			 */
-			if (checked >= eom - msg) {
-				__set_errno (EMSGSIZE);
-				return (-1);
-			}
-			break;
-
-		default:
-			__set_errno (EMSGSIZE);
-			return (-1);			/*%< flag error */
-		}
-	}
-	*dstp = '\0';
-	if (len < 0)
-		len = srcp - src;
-	return (len);
-}
-libresolv_hidden_def (ns_name_unpack)
-strong_alias (ns_name_unpack, __ns_name_unpack)
-
 /*%
  *	Pack domain name 'domain' into 'comp_dn'.
  *

resolv/ns_name_unpack.c

@@ -0,0 +1,115 @@
+/* De-compressing DNS domain names into binary-encoded uncompressed name.
+ * Copyright (c) 2004 by Internet Systems Consortium, Inc. ("ISC")
+ * Copyright (c) 1996,1999 by Internet Software Consortium.
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS.  IN NO EVENT SHALL ISC BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
+ * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include <arpa/nameser.h>
+#include <errno.h>
+#include <shlib-compat.h>
+#include <stddef.h>
+#include <string.h>
+
+/* Unpack a domain name from a message, source may be compressed.
+   Returns -1 if it fails, or consumed octets if it succeeds.  */
+int
+___ns_name_unpack (const unsigned char *msg, const unsigned char *eom,
+                   const unsigned char *src, unsigned char *dst, size_t dstsiz)
+{
+  const unsigned char *srcp, *dstlim;
+  unsigned char *dstp;
+  int n, len, checked;
+
+  len = -1;
+  checked = 0;
+  dstp = dst;
+  srcp = src;
+  dstlim = dst + dstsiz;
+  if (srcp < msg || srcp >= eom)
+    {
+      __set_errno (EMSGSIZE);
+      return -1;
+    }
+  /* Fetch next label in domain name.  */
+  while ((n = *srcp++) != 0)
+    {
+      /* Check for indirection.  */
+      switch (n & NS_CMPRSFLGS)
+        {
+        case 0:
+          /* Limit checks.  */
+          if (n >= 64)
+            {
+              __set_errno (EMSGSIZE);
+              return -1;
+            }
+          /* NB: n + 1 and >= to cover the *dstp = '\0' assignment
+             below.  */
+          if (n + 1 >= dstlim - dstp || n >= eom - srcp)
+            {
+              __set_errno (EMSGSIZE);
+              return -1;
+            }
+          checked += n + 1;
+          *dstp++ = n;
+          memcpy (dstp, srcp, n);
+          dstp += n;
+          srcp += n;
+          break;
+
+        case NS_CMPRSFLGS:
+          if (srcp >= eom)
+            {
+              __set_errno (EMSGSIZE);
+              return -1;
+            }
+          if (len < 0)
+            len = srcp - src + 1;
+          {
+            int target = ((n & 0x3f) << 8) | *srcp;
+            if (target >= eom - msg)
+              {
+              /* Out of range.  */
+                __set_errno (EMSGSIZE);
+                return -1;
+            }
+            srcp = msg + target;
+          }
+          checked += 2;
+          /* Check for loops in the compressed name; if we've looked
+             at the whole message, there must be a loop.  */
+          if (checked >= eom - msg)
+            {
+              __set_errno (EMSGSIZE);
+              return -1;
+            }
+          break;
+
+        default:
+          __set_errno (EMSGSIZE);
+          return -1;
+        }
+    }
+  *dstp = '\0';
+  if (len < 0)
+    len = srcp - src;
+  return len;
+}
+versioned_symbol (libc, ___ns_name_unpack, ns_name_unpack, GLIBC_2_34);
+versioned_symbol (libc, ___ns_name_unpack, __ns_name_unpack, GLIBC_PRIVATE);
+libc_hidden_ver (___ns_name_unpack, __ns_name_unpack)
+
+#if OTHER_SHLIB_COMPAT (libresolv, GLIBC_2_9, GLIBC_2_34)
+compat_symbol (libresolv, ___ns_name_unpack, ns_name_unpack, GLIBC_2_9);
+#endif

sysdeps/mach/hurd/i386/libc.abilist

@@ -2242,6 +2242,7 @@ GLIBC_2.34 login_tty F
 GLIBC_2.34 logout F
 GLIBC_2.34 logwtmp F
 GLIBC_2.34 ns_name_ntop F
+GLIBC_2.34 ns_name_unpack F
 GLIBC_2.34 openpty F
 GLIBC_2.34 posix_spawn_file_actions_addclosefrom_np F
 GLIBC_2.34 shm_open F
@@ -2364,6 +2365,7 @@ GLIBC_2.8 __vdprintf_chk F
 GLIBC_2.8 qsort_r F
 GLIBC_2.9 dup3 F
 GLIBC_2.9 ns_name_ntop F
+GLIBC_2.9 ns_name_unpack F
 GLIBC_2.9 pipe2 F
 HURD_CTHREADS_0.3 __cthread_getspecific F
 HURD_CTHREADS_0.3 __cthread_keycreate F

sysdeps/mach/hurd/i386/libresolv.abilist

@@ -77,7 +77,6 @@ GLIBC_2.9 ns_name_pton F
 GLIBC_2.9 ns_name_rollback F
 GLIBC_2.9 ns_name_skip F
 GLIBC_2.9 ns_name_uncompress F
-GLIBC_2.9 ns_name_unpack F
 GLIBC_2.9 ns_parse_ttl F
 GLIBC_2.9 ns_parserr F
 GLIBC_2.9 ns_put16 F

sysdeps/unix/sysv/linux/aarch64/libc.abilist

@@ -1405,6 +1405,7 @@ GLIBC_2.17 nl_langinfo_l F
 GLIBC_2.17 nrand48 F
 GLIBC_2.17 nrand48_r F
 GLIBC_2.17 ns_name_ntop F
+GLIBC_2.17 ns_name_unpack F
 GLIBC_2.17 ntohl F
 GLIBC_2.17 ntohs F
 GLIBC_2.17 ntp_adjtime F
@@ -2454,6 +2455,7 @@ GLIBC_2.34 mtx_timedlock F
 GLIBC_2.34 mtx_trylock F
 GLIBC_2.34 mtx_unlock F
 GLIBC_2.34 ns_name_ntop F
+GLIBC_2.34 ns_name_unpack F
 GLIBC_2.34 openpty F
 GLIBC_2.34 posix_spawn_file_actions_addclosefrom_np F
 GLIBC_2.34 pthread_attr_getaffinity_np F

sysdeps/unix/sysv/linux/aarch64/libresolv.abilist

@@ -72,7 +72,6 @@ GLIBC_2.17 ns_name_pton F
 GLIBC_2.17 ns_name_rollback F
 GLIBC_2.17 ns_name_skip F
 GLIBC_2.17 ns_name_uncompress F
-GLIBC_2.17 ns_name_unpack F
 GLIBC_2.17 ns_parse_ttl F
 GLIBC_2.17 ns_parserr F
 GLIBC_2.17 ns_put16 F

sysdeps/unix/sysv/linux/alpha/libc.abilist

@@ -2552,6 +2552,7 @@ GLIBC_2.34 mtx_timedlock F
 GLIBC_2.34 mtx_trylock F
 GLIBC_2.34 mtx_unlock F
 GLIBC_2.34 ns_name_ntop F
+GLIBC_2.34 ns_name_unpack F
 GLIBC_2.34 openpty F
 GLIBC_2.34 posix_spawn_file_actions_addclosefrom_np F
 GLIBC_2.34 pthread_attr_getaffinity_np F
@@ -2987,4 +2988,5 @@ GLIBC_2.9 dup3 F
 GLIBC_2.9 epoll_create1 F
 GLIBC_2.9 inotify_init1 F
 GLIBC_2.9 ns_name_ntop F
+GLIBC_2.9 ns_name_unpack F
 GLIBC_2.9 pipe2 F

sysdeps/unix/sysv/linux/alpha/libresolv.abilist

@@ -82,7 +82,6 @@ GLIBC_2.9 ns_name_pton F
 GLIBC_2.9 ns_name_rollback F
 GLIBC_2.9 ns_name_skip F
 GLIBC_2.9 ns_name_uncompress F
-GLIBC_2.9 ns_name_unpack F
 GLIBC_2.9 ns_parse_ttl F
 GLIBC_2.9 ns_parserr F
 GLIBC_2.9 ns_put16 F

sysdeps/unix/sysv/linux/arc/libc.abilist

@@ -1339,6 +1339,7 @@ GLIBC_2.32 nl_langinfo_l F
 GLIBC_2.32 nrand48 F
 GLIBC_2.32 nrand48_r F
 GLIBC_2.32 ns_name_ntop F
+GLIBC_2.32 ns_name_unpack F
 GLIBC_2.32 ntohl F
 GLIBC_2.32 ntohs F
 GLIBC_2.32 ntp_adjtime F
@@ -2213,6 +2214,7 @@ GLIBC_2.34 mtx_timedlock F
 GLIBC_2.34 mtx_trylock F
 GLIBC_2.34 mtx_unlock F
 GLIBC_2.34 ns_name_ntop F
+GLIBC_2.34 ns_name_unpack F
 GLIBC_2.34 openpty F
 GLIBC_2.34 posix_spawn_file_actions_addclosefrom_np F
 GLIBC_2.34 pthread_attr_getaffinity_np F

sysdeps/unix/sysv/linux/arc/libresolv.abilist

@@ -65,7 +65,6 @@ GLIBC_2.32 ns_name_pton F
 GLIBC_2.32 ns_name_rollback F
 GLIBC_2.32 ns_name_skip F
 GLIBC_2.32 ns_name_uncompress F
-GLIBC_2.32 ns_name_unpack F
 GLIBC_2.32 ns_parse_ttl F
 GLIBC_2.32 ns_parserr F
 GLIBC_2.32 ns_put16 F

sysdeps/unix/sysv/linux/arm/be/libc.abilist

@@ -346,6 +346,7 @@ GLIBC_2.34 mtx_timedlock F
 GLIBC_2.34 mtx_trylock F
 GLIBC_2.34 mtx_unlock F
 GLIBC_2.34 ns_name_ntop F
+GLIBC_2.34 ns_name_unpack F
 GLIBC_2.34 openpty F
 GLIBC_2.34 posix_spawn_file_actions_addclosefrom_np F
 GLIBC_2.34 pthread_attr_getaffinity_np F
@@ -2683,4 +2684,5 @@ GLIBC_2.9 dup3 F
 GLIBC_2.9 epoll_create1 F
 GLIBC_2.9 inotify_init1 F
 GLIBC_2.9 ns_name_ntop F
+GLIBC_2.9 ns_name_unpack F
 GLIBC_2.9 pipe2 F

sysdeps/unix/sysv/linux/arm/be/libresolv.abilist

@@ -77,7 +77,6 @@ GLIBC_2.9 ns_name_pton F
 GLIBC_2.9 ns_name_rollback F
 GLIBC_2.9 ns_name_skip F
 GLIBC_2.9 ns_name_uncompress F
-GLIBC_2.9 ns_name_unpack F
 GLIBC_2.9 ns_parse_ttl F
 GLIBC_2.9 ns_parserr F
 GLIBC_2.9 ns_put16 F

sysdeps/unix/sysv/linux/arm/le/libc.abilist

@@ -343,6 +343,7 @@ GLIBC_2.34 mtx_timedlock F
 GLIBC_2.34 mtx_trylock F
 GLIBC_2.34 mtx_unlock F
 GLIBC_2.34 ns_name_ntop F
+GLIBC_2.34 ns_name_unpack F
 GLIBC_2.34 openpty F
 GLIBC_2.34 posix_spawn_file_actions_addclosefrom_np F
 GLIBC_2.34 pthread_attr_getaffinity_np F
@@ -2680,4 +2681,5 @@ GLIBC_2.9 dup3 F
 GLIBC_2.9 epoll_create1 F
 GLIBC_2.9 inotify_init1 F
 GLIBC_2.9 ns_name_ntop F
+GLIBC_2.9 ns_name_unpack F
 GLIBC_2.9 pipe2 F

sysdeps/unix/sysv/linux/arm/le/libresolv.abilist

@@ -77,7 +77,6 @@ GLIBC_2.9 ns_name_pton F
 GLIBC_2.9 ns_name_rollback F
 GLIBC_2.9 ns_name_skip F
 GLIBC_2.9 ns_name_uncompress F
-GLIBC_2.9 ns_name_unpack F
 GLIBC_2.9 ns_parse_ttl F
 GLIBC_2.9 ns_parserr F
 GLIBC_2.9 ns_put16 F

sysdeps/unix/sysv/linux/csky/libc.abilist

@@ -1396,6 +1396,7 @@ GLIBC_2.29 nl_langinfo_l F
 GLIBC_2.29 nrand48 F
 GLIBC_2.29 nrand48_r F
 GLIBC_2.29 ns_name_ntop F
+GLIBC_2.29 ns_name_unpack F
 GLIBC_2.29 ntohl F
 GLIBC_2.29 ntohs F
 GLIBC_2.29 ntp_adjtime F
@@ -2479,6 +2480,7 @@ GLIBC_2.34 mtx_timedlock F
 GLIBC_2.34 mtx_trylock F
 GLIBC_2.34 mtx_unlock F
 GLIBC_2.34 ns_name_ntop F
+GLIBC_2.34 ns_name_unpack F
 GLIBC_2.34 openpty F
 GLIBC_2.34 posix_spawn_file_actions_addclosefrom_np F
 GLIBC_2.34 pthread_attr_getaffinity_np F

sysdeps/unix/sysv/linux/csky/libresolv.abilist

@@ -65,7 +65,6 @@ GLIBC_2.29 ns_name_pton F
 GLIBC_2.29 ns_name_rollback F
 GLIBC_2.29 ns_name_skip F
 GLIBC_2.29 ns_name_uncompress F
-GLIBC_2.29 ns_name_unpack F
 GLIBC_2.29 ns_parse_ttl F
 GLIBC_2.29 ns_parserr F
 GLIBC_2.29 ns_put16 F

sysdeps/unix/sysv/linux/hppa/libc.abilist

@@ -2431,6 +2431,7 @@ GLIBC_2.34 mtx_timedlock F
 GLIBC_2.34 mtx_trylock F
 GLIBC_2.34 mtx_unlock F
 GLIBC_2.34 ns_name_ntop F
+GLIBC_2.34 ns_name_unpack F
 GLIBC_2.34 openpty F
 GLIBC_2.34 posix_spawn_file_actions_addclosefrom_np F
 GLIBC_2.34 pthread_attr_getaffinity_np F
@@ -2697,4 +2698,5 @@ GLIBC_2.9 dup3 F
 GLIBC_2.9 epoll_create1 F
 GLIBC_2.9 inotify_init1 F
 GLIBC_2.9 ns_name_ntop F
+GLIBC_2.9 ns_name_unpack F
 GLIBC_2.9 pipe2 F

sysdeps/unix/sysv/linux/hppa/libresolv.abilist

@@ -82,7 +82,6 @@ GLIBC_2.9 ns_name_pton F
 GLIBC_2.9 ns_name_rollback F
 GLIBC_2.9 ns_name_skip F
 GLIBC_2.9 ns_name_uncompress F
-GLIBC_2.9 ns_name_unpack F
 GLIBC_2.9 ns_parse_ttl F
 GLIBC_2.9 ns_parserr F
 GLIBC_2.9 ns_put16 F

sysdeps/unix/sysv/linux/i386/libc.abilist

@@ -2615,6 +2615,7 @@ GLIBC_2.34 mtx_timedlock F
 GLIBC_2.34 mtx_trylock F
 GLIBC_2.34 mtx_unlock F
 GLIBC_2.34 ns_name_ntop F
+GLIBC_2.34 ns_name_unpack F
 GLIBC_2.34 openpty F
 GLIBC_2.34 posix_spawn_file_actions_addclosefrom_np F
 GLIBC_2.34 pthread_attr_getaffinity_np F
@@ -2881,4 +2882,5 @@ GLIBC_2.9 dup3 F
 GLIBC_2.9 epoll_create1 F
 GLIBC_2.9 inotify_init1 F
 GLIBC_2.9 ns_name_ntop F
+GLIBC_2.9 ns_name_unpack F
 GLIBC_2.9 pipe2 F

sysdeps/unix/sysv/linux/i386/libresolv.abilist

@@ -82,7 +82,6 @@ GLIBC_2.9 ns_name_pton F
 GLIBC_2.9 ns_name_rollback F
 GLIBC_2.9 ns_name_skip F
 GLIBC_2.9 ns_name_uncompress F
-GLIBC_2.9 ns_name_unpack F
 GLIBC_2.9 ns_parse_ttl F
 GLIBC_2.9 ns_parserr F
 GLIBC_2.9 ns_put16 F

sysdeps/unix/sysv/linux/ia64/libc.abilist

@@ -2390,6 +2390,7 @@ GLIBC_2.34 mtx_timedlock F
 GLIBC_2.34 mtx_trylock F
 GLIBC_2.34 mtx_unlock F
 GLIBC_2.34 ns_name_ntop F
+GLIBC_2.34 ns_name_unpack F
 GLIBC_2.34 openpty F
 GLIBC_2.34 posix_spawn_file_actions_addclosefrom_np F
 GLIBC_2.34 pthread_attr_getaffinity_np F
@@ -2656,4 +2657,5 @@ GLIBC_2.9 dup3 F
 GLIBC_2.9 epoll_create1 F
 GLIBC_2.9 inotify_init1 F
 GLIBC_2.9 ns_name_ntop F
+GLIBC_2.9 ns_name_unpack F
 GLIBC_2.9 pipe2 F

sysdeps/unix/sysv/linux/ia64/libresolv.abilist

@@ -82,7 +82,6 @@ GLIBC_2.9 ns_name_pton F
 GLIBC_2.9 ns_name_rollback F
 GLIBC_2.9 ns_name_skip F
 GLIBC_2.9 ns_name_uncompress F
-GLIBC_2.9 ns_name_unpack F
 GLIBC_2.9 ns_parse_ttl F
 GLIBC_2.9 ns_parserr F
 GLIBC_2.9 ns_put16 F

sysdeps/unix/sysv/linux/m68k/coldfire/libc.abilist

@@ -347,6 +347,7 @@ GLIBC_2.34 mtx_timedlock F
 GLIBC_2.34 mtx_trylock F
 GLIBC_2.34 mtx_unlock F
 GLIBC_2.34 ns_name_ntop F
+GLIBC_2.34 ns_name_unpack F
 GLIBC_2.34 openpty F
 GLIBC_2.34 posix_spawn_file_actions_addclosefrom_np F
 GLIBC_2.34 pthread_attr_getaffinity_np F
@@ -2662,4 +2663,5 @@ GLIBC_2.9 dup3 F
 GLIBC_2.9 epoll_create1 F
 GLIBC_2.9 inotify_init1 F
 GLIBC_2.9 ns_name_ntop F
+GLIBC_2.9 ns_name_unpack F
 GLIBC_2.9 pipe2 F

sysdeps/unix/sysv/linux/m68k/coldfire/libresolv.abilist

@@ -77,7 +77,6 @@ GLIBC_2.9 ns_name_pton F
 GLIBC_2.9 ns_name_rollback F
 GLIBC_2.9 ns_name_skip F
 GLIBC_2.9 ns_name_uncompress F
-GLIBC_2.9 ns_name_unpack F
 GLIBC_2.9 ns_parse_ttl F
 GLIBC_2.9 ns_parserr F
 GLIBC_2.9 ns_put16 F

sysdeps/unix/sysv/linux/m68k/m680x0/libc.abilist

@@ -2558,6 +2558,7 @@ GLIBC_2.34 mtx_timedlock F
 GLIBC_2.34 mtx_trylock F
 GLIBC_2.34 mtx_unlock F
 GLIBC_2.34 ns_name_ntop F
+GLIBC_2.34 ns_name_unpack F
 GLIBC_2.34 openpty F
 GLIBC_2.34 posix_spawn_file_actions_addclosefrom_np F
 GLIBC_2.34 pthread_attr_getaffinity_np F
@@ -2824,4 +2825,5 @@ GLIBC_2.9 dup3 F
 GLIBC_2.9 epoll_create1 F
 GLIBC_2.9 inotify_init1 F
 GLIBC_2.9 ns_name_ntop F
+GLIBC_2.9 ns_name_unpack F
 GLIBC_2.9 pipe2 F

sysdeps/unix/sysv/linux/m68k/m680x0/libresolv.abilist

@@ -82,7 +82,6 @@ GLIBC_2.9 ns_name_pton F
 GLIBC_2.9 ns_name_rollback F
 GLIBC_2.9 ns_name_skip F
 GLIBC_2.9 ns_name_uncompress F
-GLIBC_2.9 ns_name_unpack F
 GLIBC_2.9 ns_parse_ttl F
 GLIBC_2.9 ns_parserr F
 GLIBC_2.9 ns_put16 F

sysdeps/unix/sysv/linux/microblaze/be/libc.abilist

@@ -1407,6 +1407,7 @@ GLIBC_2.18 nl_langinfo_l F
 GLIBC_2.18 nrand48 F
 GLIBC_2.18 nrand48_r F
 GLIBC_2.18 ns_name_ntop F
+GLIBC_2.18 ns_name_unpack F
 GLIBC_2.18 ntohl F
 GLIBC_2.18 ntohs F
 GLIBC_2.18 ntp_adjtime F
@@ -2530,6 +2531,7 @@ GLIBC_2.34 mtx_timedlock F
 GLIBC_2.34 mtx_trylock F
 GLIBC_2.34 mtx_unlock F
 GLIBC_2.34 ns_name_ntop F
+GLIBC_2.34 ns_name_unpack F
 GLIBC_2.34 openpty F
 GLIBC_2.34 posix_spawn_file_actions_addclosefrom_np F
 GLIBC_2.34 pthread_attr_getaffinity_np F

sysdeps/unix/sysv/linux/microblaze/be/libresolv.abilist

@@ -72,7 +72,6 @@ GLIBC_2.18 ns_name_pton F
 GLIBC_2.18 ns_name_rollback F
 GLIBC_2.18 ns_name_skip F
 GLIBC_2.18 ns_name_uncompress F
-GLIBC_2.18 ns_name_unpack F
 GLIBC_2.18 ns_parse_ttl F
 GLIBC_2.18 ns_parserr F
 GLIBC_2.18 ns_put16 F

sysdeps/unix/sysv/linux/microblaze/le/libc.abilist

@@ -1407,6 +1407,7 @@ GLIBC_2.18 nl_langinfo_l F
 GLIBC_2.18 nrand48 F
 GLIBC_2.18 nrand48_r F
 GLIBC_2.18 ns_name_ntop F
+GLIBC_2.18 ns_name_unpack F
 GLIBC_2.18 ntohl F
 GLIBC_2.18 ntohs F
 GLIBC_2.18 ntp_adjtime F
@@ -2527,6 +2528,7 @@ GLIBC_2.34 mtx_timedlock F
 GLIBC_2.34 mtx_trylock F
 GLIBC_2.34 mtx_unlock F
 GLIBC_2.34 ns_name_ntop F
+GLIBC_2.34 ns_name_unpack F
 GLIBC_2.34 openpty F
 GLIBC_2.34 posix_spawn_file_actions_addclosefrom_np F
 GLIBC_2.34 pthread_attr_getaffinity_np F

sysdeps/unix/sysv/linux/microblaze/le/libresolv.abilist

@@ -72,7 +72,6 @@ GLIBC_2.18 ns_name_pton F
 GLIBC_2.18 ns_name_rollback F
 GLIBC_2.18 ns_name_skip F
 GLIBC_2.18 ns_name_uncompress F
-GLIBC_2.18 ns_name_unpack F
 GLIBC_2.18 ns_parse_ttl F
 GLIBC_2.18 ns_parserr F
 GLIBC_2.18 ns_put16 F

sysdeps/unix/sysv/linux/mips/mips32/fpu/libc.abilist

@@ -2523,6 +2523,7 @@ GLIBC_2.34 mtx_timedlock F
 GLIBC_2.34 mtx_trylock F
 GLIBC_2.34 mtx_unlock F
 GLIBC_2.34 ns_name_ntop F
+GLIBC_2.34 ns_name_unpack F
 GLIBC_2.34 openpty F
 GLIBC_2.34 posix_spawn_file_actions_addclosefrom_np F
 GLIBC_2.34 pthread_attr_getaffinity_np F
@@ -2785,4 +2786,5 @@ GLIBC_2.9 dup3 F
 GLIBC_2.9 epoll_create1 F
 GLIBC_2.9 inotify_init1 F
 GLIBC_2.9 ns_name_ntop F
+GLIBC_2.9 ns_name_unpack F
 GLIBC_2.9 pipe2 F

sysdeps/unix/sysv/linux/mips/mips32/libresolv.abilist

@@ -82,7 +82,6 @@ GLIBC_2.9 ns_name_pton F
 GLIBC_2.9 ns_name_rollback F
 GLIBC_2.9 ns_name_skip F
 GLIBC_2.9 ns_name_uncompress F
-GLIBC_2.9 ns_name_unpack F
 GLIBC_2.9 ns_parse_ttl F
 GLIBC_2.9 ns_parserr F
 GLIBC_2.9 ns_put16 F

sysdeps/unix/sysv/linux/mips/mips32/nofpu/libc.abilist

@@ -2521,6 +2521,7 @@ GLIBC_2.34 mtx_timedlock F
 GLIBC_2.34 mtx_trylock F
 GLIBC_2.34 mtx_unlock F
 GLIBC_2.34 ns_name_ntop F
+GLIBC_2.34 ns_name_unpack F
 GLIBC_2.34 openpty F
 GLIBC_2.34 posix_spawn_file_actions_addclosefrom_np F
 GLIBC_2.34 pthread_attr_getaffinity_np F
@@ -2783,4 +2784,5 @@ GLIBC_2.9 dup3 F
 GLIBC_2.9 epoll_create1 F
 GLIBC_2.9 inotify_init1 F
 GLIBC_2.9 ns_name_ntop F
+GLIBC_2.9 ns_name_unpack F
 GLIBC_2.9 pipe2 F

sysdeps/unix/sysv/linux/mips/mips64/n32/libc.abilist

@@ -2529,6 +2529,7 @@ GLIBC_2.34 mtx_timedlock F
 GLIBC_2.34 mtx_trylock F
 GLIBC_2.34 mtx_unlock F
 GLIBC_2.34 ns_name_ntop F
+GLIBC_2.34 ns_name_unpack F
 GLIBC_2.34 openpty F
 GLIBC_2.34 posix_spawn_file_actions_addclosefrom_np F
 GLIBC_2.34 pthread_attr_getaffinity_np F
@@ -2791,4 +2792,5 @@ GLIBC_2.9 dup3 F
 GLIBC_2.9 epoll_create1 F
 GLIBC_2.9 inotify_init1 F
 GLIBC_2.9 ns_name_ntop F
+GLIBC_2.9 ns_name_unpack F
 GLIBC_2.9 pipe2 F

sysdeps/unix/sysv/linux/mips/mips64/n32/libresolv.abilist

@@ -82,7 +82,6 @@ GLIBC_2.9 ns_name_pton F
 GLIBC_2.9 ns_name_rollback F
 GLIBC_2.9 ns_name_skip F
 GLIBC_2.9 ns_name_uncompress F
-GLIBC_2.9 ns_name_unpack F
 GLIBC_2.9 ns_parse_ttl F
 GLIBC_2.9 ns_parserr F
 GLIBC_2.9 ns_put16 F

sysdeps/unix/sysv/linux/mips/mips64/n64/libc.abilist

@@ -2441,6 +2441,7 @@ GLIBC_2.34 mtx_timedlock F
 GLIBC_2.34 mtx_trylock F
 GLIBC_2.34 mtx_unlock F
 GLIBC_2.34 ns_name_ntop F
+GLIBC_2.34 ns_name_unpack F
 GLIBC_2.34 openpty F
 GLIBC_2.34 posix_spawn_file_actions_addclosefrom_np F
 GLIBC_2.34 pthread_attr_getaffinity_np F
@@ -2703,4 +2704,5 @@ GLIBC_2.9 dup3 F
 GLIBC_2.9 epoll_create1 F
 GLIBC_2.9 inotify_init1 F
 GLIBC_2.9 ns_name_ntop F
+GLIBC_2.9 ns_name_unpack F
 GLIBC_2.9 pipe2 F

sysdeps/unix/sysv/linux/mips/mips64/n64/libresolv.abilist

@@ -82,7 +82,6 @@ GLIBC_2.9 ns_name_pton F
 GLIBC_2.9 ns_name_rollback F
 GLIBC_2.9 ns_name_skip F
 GLIBC_2.9 ns_name_uncompress F
-GLIBC_2.9 ns_name_unpack F
 GLIBC_2.9 ns_parse_ttl F
 GLIBC_2.9 ns_parserr F
 GLIBC_2.9 ns_put16 F

sysdeps/unix/sysv/linux/nios2/libc.abilist

@@ -1450,6 +1450,7 @@ GLIBC_2.21 nl_langinfo_l F
 GLIBC_2.21 nrand48 F
 GLIBC_2.21 nrand48_r F
 GLIBC_2.21 ns_name_ntop F
+GLIBC_2.21 ns_name_unpack F
 GLIBC_2.21 ntohl F
 GLIBC_2.21 ntohs F
 GLIBC_2.21 ntp_adjtime F
@@ -2569,6 +2570,7 @@ GLIBC_2.34 mtx_timedlock F
 GLIBC_2.34 mtx_trylock F
 GLIBC_2.34 mtx_unlock F
 GLIBC_2.34 ns_name_ntop F
+GLIBC_2.34 ns_name_unpack F
 GLIBC_2.34 openpty F
 GLIBC_2.34 posix_spawn_file_actions_addclosefrom_np F
 GLIBC_2.34 pthread_attr_getaffinity_np F

sysdeps/unix/sysv/linux/nios2/libresolv.abilist

@@ -72,7 +72,6 @@ GLIBC_2.21 ns_name_pton F
 GLIBC_2.21 ns_name_rollback F
 GLIBC_2.21 ns_name_skip F
 GLIBC_2.21 ns_name_uncompress F
-GLIBC_2.21 ns_name_unpack F
 GLIBC_2.21 ns_parse_ttl F
 GLIBC_2.21 ns_parserr F
 GLIBC_2.21 ns_put16 F

sysdeps/unix/sysv/linux/powerpc/powerpc32/fpu/libc.abilist

@@ -2585,6 +2585,7 @@ GLIBC_2.34 mtx_timedlock F
 GLIBC_2.34 mtx_trylock F
 GLIBC_2.34 mtx_unlock F
 GLIBC_2.34 ns_name_ntop F
+GLIBC_2.34 ns_name_unpack F
 GLIBC_2.34 openpty F
 GLIBC_2.34 posix_spawn_file_actions_addclosefrom_np F
 GLIBC_2.34 pthread_attr_getaffinity_np F
@@ -3022,4 +3023,5 @@ GLIBC_2.9 dup3 F
 GLIBC_2.9 epoll_create1 F
 GLIBC_2.9 inotify_init1 F
 GLIBC_2.9 ns_name_ntop F
+GLIBC_2.9 ns_name_unpack F
 GLIBC_2.9 pipe2 F

sysdeps/unix/sysv/linux/powerpc/powerpc32/libresolv.abilist

@@ -82,7 +82,6 @@ GLIBC_2.9 ns_name_pton F
 GLIBC_2.9 ns_name_rollback F
 GLIBC_2.9 ns_name_skip F
 GLIBC_2.9 ns_name_uncompress F
-GLIBC_2.9 ns_name_unpack F
 GLIBC_2.9 ns_parse_ttl F
 GLIBC_2.9 ns_parserr F
 GLIBC_2.9 ns_put16 F

sysdeps/unix/sysv/linux/powerpc/powerpc32/nofpu/libc.abilist

@@ -2618,6 +2618,7 @@ GLIBC_2.34 mtx_timedlock F
 GLIBC_2.34 mtx_trylock F
 GLIBC_2.34 mtx_unlock F
 GLIBC_2.34 ns_name_ntop F
+GLIBC_2.34 ns_name_unpack F
 GLIBC_2.34 openpty F
 GLIBC_2.34 posix_spawn_file_actions_addclosefrom_np F
 GLIBC_2.34 pthread_attr_getaffinity_np F
@@ -3067,4 +3068,5 @@ GLIBC_2.9 dup3 F
 GLIBC_2.9 epoll_create1 F
 GLIBC_2.9 inotify_init1 F
 GLIBC_2.9 ns_name_ntop F
+GLIBC_2.9 ns_name_unpack F
 GLIBC_2.9 pipe2 F

sysdeps/unix/sysv/linux/powerpc/powerpc64/be/libc.abilist

@@ -2354,6 +2354,7 @@ GLIBC_2.34 mtx_timedlock F
 GLIBC_2.34 mtx_trylock F
 GLIBC_2.34 mtx_unlock F
 GLIBC_2.34 ns_name_ntop F
+GLIBC_2.34 ns_name_unpack F
 GLIBC_2.34 openpty F
 GLIBC_2.34 posix_spawn_file_actions_addclosefrom_np F
 GLIBC_2.34 pthread_attr_getaffinity_np F
@@ -2791,4 +2792,5 @@ GLIBC_2.9 dup3 F
 GLIBC_2.9 epoll_create1 F
 GLIBC_2.9 inotify_init1 F
 GLIBC_2.9 ns_name_ntop F
+GLIBC_2.9 ns_name_unpack F
 GLIBC_2.9 pipe2 F

sysdeps/unix/sysv/linux/powerpc/powerpc64/be/libresolv.abilist

@@ -77,7 +77,6 @@ GLIBC_2.9 ns_name_pton F
 GLIBC_2.9 ns_name_rollback F
 GLIBC_2.9 ns_name_skip F
 GLIBC_2.9 ns_name_uncompress F
-GLIBC_2.9 ns_name_unpack F
 GLIBC_2.9 ns_parse_ttl F
 GLIBC_2.9 ns_parserr F
 GLIBC_2.9 ns_put16 F

sysdeps/unix/sysv/linux/powerpc/powerpc64/le/libc.abilist

@@ -1493,6 +1493,7 @@ GLIBC_2.17 nl_langinfo_l F
 GLIBC_2.17 nrand48 F
 GLIBC_2.17 nrand48_r F
 GLIBC_2.17 ns_name_ntop F
+GLIBC_2.17 ns_name_unpack F
 GLIBC_2.17 ntohl F
 GLIBC_2.17 ntohs F
 GLIBC_2.17 ntp_adjtime F
@@ -2650,6 +2651,7 @@ GLIBC_2.34 mtx_timedlock F
 GLIBC_2.34 mtx_trylock F
 GLIBC_2.34 mtx_unlock F
 GLIBC_2.34 ns_name_ntop F
+GLIBC_2.34 ns_name_unpack F
 GLIBC_2.34 openpty F
 GLIBC_2.34 posix_spawn_file_actions_addclosefrom_np F
 GLIBC_2.34 pthread_attr_getaffinity_np F

sysdeps/unix/sysv/linux/powerpc/powerpc64/le/libresolv.abilist

@@ -72,7 +72,6 @@ GLIBC_2.17 ns_name_pton F
 GLIBC_2.17 ns_name_rollback F
 GLIBC_2.17 ns_name_skip F
 GLIBC_2.17 ns_name_uncompress F
-GLIBC_2.17 ns_name_unpack F
 GLIBC_2.17 ns_parse_ttl F
 GLIBC_2.17 ns_parserr F
 GLIBC_2.17 ns_put16 F

sysdeps/unix/sysv/linux/riscv/rv32/libc.abilist

@@ -1341,6 +1341,7 @@ GLIBC_2.33 nl_langinfo_l F
 GLIBC_2.33 nrand48 F
 GLIBC_2.33 nrand48_r F
 GLIBC_2.33 ns_name_ntop F
+GLIBC_2.33 ns_name_unpack F
 GLIBC_2.33 ntohl F
 GLIBC_2.33 ntohs F
 GLIBC_2.33 ntp_adjtime F
@@ -2215,6 +2216,7 @@ GLIBC_2.34 mtx_timedlock F
 GLIBC_2.34 mtx_trylock F
 GLIBC_2.34 mtx_unlock F
 GLIBC_2.34 ns_name_ntop F
+GLIBC_2.34 ns_name_unpack F
 GLIBC_2.34 openpty F
 GLIBC_2.34 posix_spawn_file_actions_addclosefrom_np F
 GLIBC_2.34 pthread_attr_getaffinity_np F

sysdeps/unix/sysv/linux/riscv/rv32/libresolv.abilist

@@ -65,7 +65,6 @@ GLIBC_2.33 ns_name_pton F
 GLIBC_2.33 ns_name_rollback F
 GLIBC_2.33 ns_name_skip F
 GLIBC_2.33 ns_name_uncompress F
-GLIBC_2.33 ns_name_unpack F
 GLIBC_2.33 ns_parse_ttl F
 GLIBC_2.33 ns_parserr F
 GLIBC_2.33 ns_put16 F

sysdeps/unix/sysv/linux/riscv/rv64/libc.abilist

@@ -1388,6 +1388,7 @@ GLIBC_2.27 nl_langinfo_l F
 GLIBC_2.27 nrand48 F
 GLIBC_2.27 nrand48_r F
 GLIBC_2.27 ns_name_ntop F
+GLIBC_2.27 ns_name_unpack F
 GLIBC_2.27 ntohl F
 GLIBC_2.27 ntohs F
 GLIBC_2.27 ntp_adjtime F
@@ -2415,6 +2416,7 @@ GLIBC_2.34 mtx_timedlock F
 GLIBC_2.34 mtx_trylock F
 GLIBC_2.34 mtx_unlock F
 GLIBC_2.34 ns_name_ntop F
+GLIBC_2.34 ns_name_unpack F
 GLIBC_2.34 openpty F
 GLIBC_2.34 posix_spawn_file_actions_addclosefrom_np F
 GLIBC_2.34 pthread_attr_getaffinity_np F

sysdeps/unix/sysv/linux/riscv/rv64/libresolv.abilist

@@ -65,7 +65,6 @@ GLIBC_2.27 ns_name_pton F
 GLIBC_2.27 ns_name_rollback F
 GLIBC_2.27 ns_name_skip F
 GLIBC_2.27 ns_name_uncompress F
-GLIBC_2.27 ns_name_unpack F
 GLIBC_2.27 ns_parse_ttl F
 GLIBC_2.27 ns_parserr F
 GLIBC_2.27 ns_put16 F

sysdeps/unix/sysv/linux/s390/s390-32/libc.abilist

@@ -2583,6 +2583,7 @@ GLIBC_2.34 mtx_timedlock F
 GLIBC_2.34 mtx_trylock F
 GLIBC_2.34 mtx_unlock F
 GLIBC_2.34 ns_name_ntop F
+GLIBC_2.34 ns_name_unpack F
 GLIBC_2.34 openpty F
 GLIBC_2.34 posix_spawn_file_actions_addclosefrom_np F
 GLIBC_2.34 pthread_attr_getaffinity_np F
@@ -3030,6 +3031,7 @@ GLIBC_2.9 getutxline F
 GLIBC_2.9 inotify_init1 F
 GLIBC_2.9 login F
 GLIBC_2.9 ns_name_ntop F
+GLIBC_2.9 ns_name_unpack F
 GLIBC_2.9 pipe2 F
 GLIBC_2.9 pututline F
 GLIBC_2.9 pututxline F

sysdeps/unix/sysv/linux/s390/s390-32/libresolv.abilist

@@ -82,7 +82,6 @@ GLIBC_2.9 ns_name_pton F
 GLIBC_2.9 ns_name_rollback F
 GLIBC_2.9 ns_name_skip F
 GLIBC_2.9 ns_name_uncompress F
-GLIBC_2.9 ns_name_unpack F
 GLIBC_2.9 ns_parse_ttl F
 GLIBC_2.9 ns_parserr F
 GLIBC_2.9 ns_put16 F

sysdeps/unix/sysv/linux/s390/s390-64/libc.abilist

@@ -2391,6 +2391,7 @@ GLIBC_2.34 mtx_timedlock F
 GLIBC_2.34 mtx_trylock F
 GLIBC_2.34 mtx_unlock F
 GLIBC_2.34 ns_name_ntop F
+GLIBC_2.34 ns_name_unpack F
 GLIBC_2.34 openpty F
 GLIBC_2.34 posix_spawn_file_actions_addclosefrom_np F
 GLIBC_2.34 pthread_attr_getaffinity_np F
@@ -2826,4 +2827,5 @@ GLIBC_2.9 dup3 F
 GLIBC_2.9 epoll_create1 F
 GLIBC_2.9 inotify_init1 F
 GLIBC_2.9 ns_name_ntop F
+GLIBC_2.9 ns_name_unpack F
 GLIBC_2.9 pipe2 F

sysdeps/unix/sysv/linux/s390/s390-64/libresolv.abilist

@@ -77,7 +77,6 @@ GLIBC_2.9 ns_name_pton F
 GLIBC_2.9 ns_name_rollback F
 GLIBC_2.9 ns_name_skip F
 GLIBC_2.9 ns_name_uncompress F
-GLIBC_2.9 ns_name_unpack F
 GLIBC_2.9 ns_parse_ttl F
 GLIBC_2.9 ns_parserr F
 GLIBC_2.9 ns_put16 F

sysdeps/unix/sysv/linux/sh/be/libc.abilist

@@ -2438,6 +2438,7 @@ GLIBC_2.34 mtx_timedlock F
 GLIBC_2.34 mtx_trylock F
 GLIBC_2.34 mtx_unlock F
 GLIBC_2.34 ns_name_ntop F
+GLIBC_2.34 ns_name_unpack F
 GLIBC_2.34 openpty F
 GLIBC_2.34 posix_spawn_file_actions_addclosefrom_np F
 GLIBC_2.34 pthread_attr_getaffinity_np F
@@ -2704,4 +2705,5 @@ GLIBC_2.9 dup3 F
 GLIBC_2.9 epoll_create1 F
 GLIBC_2.9 inotify_init1 F
 GLIBC_2.9 ns_name_ntop F
+GLIBC_2.9 ns_name_unpack F
 GLIBC_2.9 pipe2 F

sysdeps/unix/sysv/linux/sh/be/libresolv.abilist

@@ -82,7 +82,6 @@ GLIBC_2.9 ns_name_pton F
 GLIBC_2.9 ns_name_rollback F
 GLIBC_2.9 ns_name_skip F
 GLIBC_2.9 ns_name_uncompress F
-GLIBC_2.9 ns_name_unpack F
 GLIBC_2.9 ns_parse_ttl F
 GLIBC_2.9 ns_parserr F
 GLIBC_2.9 ns_put16 F

sysdeps/unix/sysv/linux/sh/le/libc.abilist

@@ -2435,6 +2435,7 @@ GLIBC_2.34 mtx_timedlock F
 GLIBC_2.34 mtx_trylock F
 GLIBC_2.34 mtx_unlock F
 GLIBC_2.34 ns_name_ntop F
+GLIBC_2.34 ns_name_unpack F
 GLIBC_2.34 openpty F
 GLIBC_2.34 posix_spawn_file_actions_addclosefrom_np F
 GLIBC_2.34 pthread_attr_getaffinity_np F
@@ -2701,4 +2702,5 @@ GLIBC_2.9 dup3 F
 GLIBC_2.9 epoll_create1 F
 GLIBC_2.9 inotify_init1 F
 GLIBC_2.9 ns_name_ntop F
+GLIBC_2.9 ns_name_unpack F
 GLIBC_2.9 pipe2 F

sysdeps/unix/sysv/linux/sh/le/libresolv.abilist

@@ -82,7 +82,6 @@ GLIBC_2.9 ns_name_pton F
 GLIBC_2.9 ns_name_rollback F
 GLIBC_2.9 ns_name_skip F
 GLIBC_2.9 ns_name_uncompress F
-GLIBC_2.9 ns_name_unpack F
 GLIBC_2.9 ns_parse_ttl F
 GLIBC_2.9 ns_parserr F
 GLIBC_2.9 ns_put16 F

sysdeps/unix/sysv/linux/sparc/sparc32/libc.abilist

@@ -2578,6 +2578,7 @@ GLIBC_2.34 mtx_timedlock F
 GLIBC_2.34 mtx_trylock F
 GLIBC_2.34 mtx_unlock F
 GLIBC_2.34 ns_name_ntop F
+GLIBC_2.34 ns_name_unpack F
 GLIBC_2.34 openpty F
 GLIBC_2.34 posix_spawn_file_actions_addclosefrom_np F
 GLIBC_2.34 pthread_attr_getaffinity_np F
@@ -3039,4 +3040,5 @@ GLIBC_2.9 dup3 F
 GLIBC_2.9 epoll_create1 F
 GLIBC_2.9 inotify_init1 F
 GLIBC_2.9 ns_name_ntop F
+GLIBC_2.9 ns_name_unpack F
 GLIBC_2.9 pipe2 F

sysdeps/unix/sysv/linux/sparc/sparc32/libresolv.abilist

@@ -82,7 +82,6 @@ GLIBC_2.9 ns_name_pton F
 GLIBC_2.9 ns_name_rollback F
 GLIBC_2.9 ns_name_skip F
 GLIBC_2.9 ns_name_uncompress F
-GLIBC_2.9 ns_name_unpack F
 GLIBC_2.9 ns_parse_ttl F
 GLIBC_2.9 ns_parserr F
 GLIBC_2.9 ns_put16 F

sysdeps/unix/sysv/linux/sparc/sparc64/libc.abilist

@@ -2413,6 +2413,7 @@ GLIBC_2.34 mtx_timedlock F
 GLIBC_2.34 mtx_trylock F
 GLIBC_2.34 mtx_unlock F
 GLIBC_2.34 ns_name_ntop F
+GLIBC_2.34 ns_name_unpack F
 GLIBC_2.34 openpty F
 GLIBC_2.34 posix_spawn_file_actions_addclosefrom_np F
 GLIBC_2.34 pthread_attr_getaffinity_np F
@@ -2679,4 +2680,5 @@ GLIBC_2.9 dup3 F
 GLIBC_2.9 epoll_create1 F
 GLIBC_2.9 inotify_init1 F
 GLIBC_2.9 ns_name_ntop F
+GLIBC_2.9 ns_name_unpack F
 GLIBC_2.9 pipe2 F

sysdeps/unix/sysv/linux/sparc/sparc64/libresolv.abilist

@@ -82,7 +82,6 @@ GLIBC_2.9 ns_name_pton F
 GLIBC_2.9 ns_name_rollback F
 GLIBC_2.9 ns_name_skip F
 GLIBC_2.9 ns_name_uncompress F
-GLIBC_2.9 ns_name_unpack F
 GLIBC_2.9 ns_parse_ttl F
 GLIBC_2.9 ns_parserr F
 GLIBC_2.9 ns_put16 F

sysdeps/unix/sysv/linux/x86_64/64/libc.abilist

@@ -2369,6 +2369,7 @@ GLIBC_2.34 mtx_timedlock F
 GLIBC_2.34 mtx_trylock F
 GLIBC_2.34 mtx_unlock F
 GLIBC_2.34 ns_name_ntop F
+GLIBC_2.34 ns_name_unpack F
 GLIBC_2.34 openpty F
 GLIBC_2.34 posix_spawn_file_actions_addclosefrom_np F
 GLIBC_2.34 pthread_attr_getaffinity_np F
@@ -2635,4 +2636,5 @@ GLIBC_2.9 dup3 F
 GLIBC_2.9 epoll_create1 F
 GLIBC_2.9 inotify_init1 F
 GLIBC_2.9 ns_name_ntop F
+GLIBC_2.9 ns_name_unpack F
 GLIBC_2.9 pipe2 F

sysdeps/unix/sysv/linux/x86_64/64/libresolv.abilist

@@ -77,7 +77,6 @@ GLIBC_2.9 ns_name_pton F
 GLIBC_2.9 ns_name_rollback F
 GLIBC_2.9 ns_name_skip F
 GLIBC_2.9 ns_name_uncompress F
-GLIBC_2.9 ns_name_unpack F
 GLIBC_2.9 ns_parse_ttl F
 GLIBC_2.9 ns_parserr F
 GLIBC_2.9 ns_put16 F

sysdeps/unix/sysv/linux/x86_64/x32/libc.abilist

@@ -1412,6 +1412,7 @@ GLIBC_2.16 nl_langinfo_l F
 GLIBC_2.16 nrand48 F
 GLIBC_2.16 nrand48_r F
 GLIBC_2.16 ns_name_ntop F
+GLIBC_2.16 ns_name_unpack F
 GLIBC_2.16 ntohl F
 GLIBC_2.16 ntohs F
 GLIBC_2.16 ntp_adjtime F
@@ -2469,6 +2470,7 @@ GLIBC_2.34 mtx_timedlock F
 GLIBC_2.34 mtx_trylock F
 GLIBC_2.34 mtx_unlock F
 GLIBC_2.34 ns_name_ntop F
+GLIBC_2.34 ns_name_unpack F
 GLIBC_2.34 openpty F
 GLIBC_2.34 posix_spawn_file_actions_addclosefrom_np F
 GLIBC_2.34 pthread_attr_getaffinity_np F

sysdeps/unix/sysv/linux/x86_64/x32/libresolv.abilist

@@ -72,7 +72,6 @@ GLIBC_2.16 ns_name_pton F
 GLIBC_2.16 ns_name_rollback F
 GLIBC_2.16 ns_name_skip F
 GLIBC_2.16 ns_name_uncompress F
-GLIBC_2.16 ns_name_unpack F
 GLIBC_2.16 ns_parse_ttl F
 GLIBC_2.16 ns_parserr F
 GLIBC_2.16 ns_put16 F