From a80f124e49f0f890def2175bc5aef3e265d13404 Mon Sep 17 00:00:00 2001
From: Evan Hunt <each@isc.org>
Date: Wed, 10 Jul 2013 20:46:26 -0700
Subject: [PATCH] [v9_6] portability fix

3614.	[port]		Check for <linux/types.h>. [RT #34162]
(cherry picked from commit c174d5c13c03dd59283243e3fd5461d41140a798)
(cherry picked from commit e57ea0e52f09ac5a6c1a0e7af0538345dd2b744b)
(cherry picked from commit 862f188804f5147b78fe0882aebf058f3489aaaa)
---
 CHANGES             |  2 ++
 bin/named/unix/os.c |  3 +++
 config.h.in         |  3 +++
 configure           | 18 +++++++++++++++++-
 configure.in        |  7 ++++++-
 5 files changed, 31 insertions(+), 2 deletions(-)

diff --git a/CHANGES b/CHANGES
index 30a8859829..0359c6aefa 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,3 +1,5 @@
+3614.	[port]		Check for <linux/types.h>. [RT #34162]
+
 3611.	[bug]		Improved resistance to a theoretical authentication
 			attack based on differential timing.  [RT #33939]
 
diff --git a/bin/named/unix/os.c b/bin/named/unix/os.c
index a7ddee5f86..750a8a64d8 100644
--- a/bin/named/unix/os.c
+++ b/bin/named/unix/os.c
@@ -117,6 +117,9 @@ static int dfd[2] = { -1, -1 };
 static isc_boolean_t non_root = ISC_FALSE;
 static isc_boolean_t non_root_caps = ISC_FALSE;
 
+#ifdef HAVE_LINUX_TYPES_H
+#include <linux/types.h>
+#endif
 #ifdef HAVE_SYS_CAPABILITY_H
 #include <sys/capability.h>
 #else
diff --git a/config.h.in b/config.h.in
index 6c7968e5e3..374b323097 100644
--- a/config.h.in
+++ b/config.h.in
@@ -241,6 +241,9 @@ int sigwait(const unsigned int *set, int *sig);
 /* Define to 1 if you have the <linux/capability.h> header file. */
 #undef HAVE_LINUX_CAPABILITY_H
 
+/* Define to 1 if you have the <linux/types.h> header file. */
+#undef HAVE_LINUX_TYPES_H
+
 /* Define to 1 if you have the <locale.h> header file. */
 #undef HAVE_LOCALE_H
 
diff --git a/configure b/configure
index 6190e94205..5d60e18f1b 100755
--- a/configure
+++ b/configure
@@ -16910,10 +16910,26 @@ fi
 
 case "$enable_linux_caps" in
 	yes|'')
+		for ac_header in linux/types.h
+do :
+  ac_fn_c_check_header_mongrel "$LINENO" "linux/types.h" "ac_cv_header_linux_types_h" "$ac_includes_default"
+if test "x$ac_cv_header_linux_types_h" = xyes; then :
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_LINUX_TYPES_H 1
+_ACEOF
+
+fi
+
+done
+
 		for ac_header in linux/capability.h sys/capability.h
 do :
   as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`
-ac_fn_c_check_header_mongrel "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default"
+ac_fn_c_check_header_compile "$LINENO" "$ac_header" "$as_ac_Header" "#ifdef HAVE_LINUX_TYPES_H
+				  #include <linux/types.h>
+				  #endif
+
+"
 if eval test \"x\$"$as_ac_Header"\" = x"yes"; then :
   cat >>confdefs.h <<_ACEOF
 #define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1
diff --git a/configure.in b/configure.in
index 4274f7afe0..34c256a73c 100644
--- a/configure.in
+++ b/configure.in
@@ -2070,7 +2070,12 @@ AC_ARG_ENABLE(linux-caps,
 	[  --disable-linux-caps	  disable linux capabilities])
 case "$enable_linux_caps" in
 	yes|'')
-		AC_CHECK_HEADERS(linux/capability.h sys/capability.h)
+		AC_CHECK_HEADERS(linux/types.h)
+		AC_CHECK_HEADERS([linux/capability.h sys/capability.h], [], [],
+				 [#ifdef HAVE_LINUX_TYPES_H
+				  #include <linux/types.h>
+				  #endif
+				 ])
 		AC_CHECK_LIB(cap, cap_set_proc)
 		;;
 	no)