* configure.in: Only check for paxctl on gnu-linux.

http://debbugs.gnu.org/11398#26

NetBSD has a "paxctl" that does not support the same options
as the GNU/Linux version...

ChangeLog

 2012-06-27  Glenn Morris  <rgm@gnu.org>
 
+	* configure.in: Only check for paxctl on gnu-linux.  (Bug#11398#26)
+
 	* INSTALL: Remove references to paths.el.
 
 2012-06-26  Eli Zaretskii  <eliz@gnu.org>

configure.in

@@ -699,9 +699,11 @@ AC_PATH_PROG(INSTALL_INFO, install-info, :,
   $PATH$PATH_SEPARATOR/usr/sbin$PATH_SEPARATOR/sbin)
 dnl Don't use GZIP, which is used by gzip for additional parameters.
 AC_PATH_PROG(GZIP_PROG, gzip)
-AC_PATH_PROG(PAXCTL, paxctl,,
-  [$PATH$PATH_SEPARATOR/sbin$PATH_SEPARATOR/usr/sbin])
 
+if test $opsys = gnu-linux; then
+  AC_PATH_PROG(PAXCTL, paxctl,,
+    [$PATH$PATH_SEPARATOR/sbin$PATH_SEPARATOR/usr/sbin])
+fi
 
 ## Need makeinfo >= 4.7 (?) to build the manuals.
 AC_PATH_PROG(MAKEINFO, makeinfo, no)