Fix build break --with-arlib and config.cache

bk: 4ad257b1bZEEizGE12qzsc6q211KWg

diff --git a/arlib/configure.in b/arlib/configure.in
index 509e23ddb8d176dce2d9e86cc6278a0a5832b2a9..6fd54e11469a05fb37fab319db6e32a1ee96449c 100644 (file)
--- a/arlib/configure.in
+++ b/arlib/configure.in
@@ -25,28 +25,27 @@ AC_CHECK_TYPE(u_int32_t, ,
 #include <netinet/in.h>])
 
 AC_CACHE_CHECK([for name of NS address list], [ac_cv_var_ns_addr_list],
-       [ans=''
+       [ac_cv_var_ns_addr_list=''
 # Normal
 AC_TRY_COMPILE([
 #include <sys/types.h>
 #include <netinet/in.h>
 #include <arpa/nameser.h>
 #include <resolv.h>], [ return sizeof(_res.nsaddr_list);],
-[ans=nsaddr_list],
+[ac_cv_var_ns_addr_list=nsaddr_list],
 [# Ultrix
 AC_TRY_COMPILE([
 #include <sys/types.h>
 #include <netinet/in.h>
 #include <arpa/nameser.h>
 #include <resolv.h>], [ return sizeof(_res.ns_list);],
-[ans=ns_list])])
-       case "$ans" in
+[ac_cv_var_ns_addr_list=ns_list])])
+       case "$ac_cv_var_ns_addr_list" in
         '') AC_MSG_RESULT([???])
             AC_MSG_ERROR([Can't find nameserver address list in _res])
             ;;
-       esac
-       ac_cv_var_ns_addr_list=$ans])
-AC_DEFINE_UNQUOTED(NS_ADDR_LIST, $ans, [The name of the NS address list in _res])
+       esac])
+AC_DEFINE_UNQUOTED(NS_ADDR_LIST, $ac_cv_var_ns_addr_list, [The name of the NS address list in _res])
 
 # Checks for library functions.
 dnl AC_HEADER_STDC