xmlrpc-c: fix gcc6 build

Also add missing common/shlibs entries.

common/shlibs

@@ -1701,6 +1701,8 @@ libxmlrpc_server++.so.8 xmlrpc-c-1.39.07_1
 libxmlrpc_server_cgi++.so.8 xmlrpc-c-1.39.07_1
 libxmlrpc_server_pstream++.so.8 xmlrpc-c-1.39.07_1
 libxmlrpc_client.so.3 xmlrpc-c-1.25.28_1
+libxmlrpc_util++.so.8 xmlrpc-c-1.39.11_1
+libxmlrpc_abyss++.so.8 xmlrpc-c-1.39.11_1
 libtelepathy-farstream.so.3 telepathy-farstream-0.6.0_6
 libnetpbm.so.11 libnetpbm-10.66.03_2
 libid3.so id3lib-3.8.3_1

srcpkgs/xmlrpc-c/template

@@ -19,6 +19,9 @@ disable_parallel_build=yes
 
 pre_configure() {
 	sed 's,XMLRPC_ABYSS_EXPORTED,XMLRPC_DLLEXPORT,g' -i include/xmlrpc-c/abyss.h
+	sed -i configure \
+		-e "s;AR=.*;AR=${AR};" \
+		-e "s;RANLIB=.*;RANLIB=${RANLIB};"
 }
 post_configure() {
 	case "$XBPS_TARGET_MACHINE" in