gethostbyname_r has different number of arguments on different platforms, so do not try to use it unless the configure is smart enough to deal with different number of arguments

geoip/geoip.spec

@@ -38,7 +38,7 @@ Class:        PLUS
 Group:        Network
 License:      GPL
 Version:      %{V_api_c}
-Release:      20041007
+Release:      20041008
 
 #   package options
 %option       with_perl   no
@@ -86,12 +86,14 @@ AutoReqProv:  no
         Makefile.in */Makefile.in
 
 %build
+    echo "ac_cv_func_gethostbyname_r=no" >config.cache
     CC="%{l_cc}" \
     CFLAGS="%{l_cflags -O}" \
     CPPFLAGS="%{l_cppflags}" \
     LDFLAGS="%{l_ldflags}" \
     LIBS="-lz" \
     ./configure \
+        --cache-file=./config.cache \
         --prefix=%{l_prefix} \
         --sysconfdir=%{l_prefix}/etc/geoip \
         --mandir=$RPM_BUILD_ROOT%{l_prefix}/man \