Readability: Override make-options directly (Kazuhiko proposal)

slapos/profile/perl-XML-LibXML.cfg

@@ -19,11 +19,10 @@ configure-command =
   ${perl:location}/bin/perl Makefile.PL DEBUG=1 \
     INC=-I${libxml2:location}/include/libxml2 \
     LIBS="-L${libxml2:location}/lib -L${zlib:location}/lib"
-make-options =
-  OTHERLDFLAGS=" -Wl,-rpath -Wl,${libxml2:location}/lib -Wl,-rpath -Wl,${zlib:location}/lib"
 # Parallel make does not work for this package on fast machines
 # with many cores
+make-options =
+  OTHERLDFLAGS=" -Wl,-rpath -Wl,${libxml2:location}/lib -Wl,-rpath -Wl,${zlib:location}/lib" -j
 environment =
   LD_LIBRARY_PATH=${libxml2:location}/lib:${zlib:location}/lib
   PERLLIB=blib/lib
-  MAKEFLAGS=-j1