it seems that parallel build sometimes fails for openssl.

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@39995 20353a03-c40f-0410-a6d1-a30d3c3de9de

buildout/software-profiles/openssl.cfg

@@ -20,6 +20,8 @@ configure-options =
   shared
   zlib
 
+# it seems that parallel build sometimes fails for openssl.
 make-options =
+  -j1
   LDFLAGS="-Wl,-rpath -Wl,${zlib:location}/lib -Wl,-rpath -Wl,${buildout:parts-directory}/${:_buildout_section_name_}/lib"
   SHARED_LDFLAGS="-Wl,-rpath -Wl,${zlib:location}/lib -Wl,-rpath -Wl,${buildout:parts-directory}/${:_buildout_section_name_}/lib"