Create stublibs directory for OCaml, else install fails.

Unset MAKEFLAGS so that MAKEFLAGS=-j<N> does not break local builds.

brltty.spec

@@ -189,6 +189,9 @@ cp -a . %{py3dir}
 %endif
 
 %build
+# If MAKEFLAGS=-jN is set it would break local builds.
+unset MAKEFLAGS
+
 # Add the openjdk include directories to CPPFLAGS
 for i in -I/usr/lib/jvm/java/include{,/linux}; do
       java_inc="$java_inc $i"
@@ -247,6 +250,10 @@ while read file; do
 done
 
 %install
+%if 0%{?with_ocaml}
+mkdir -p $RPM_BUILD_ROOT%{_libdir}/ocaml/stublibs
+%endif
+
 # Python 2
 make install JAVA_JAR_DIR=%{_jnidir} \
              JAVA_JNI_DIR=%{_libdir}/brltty \
@@ -364,6 +371,8 @@ rm -rf $RPM_BUILD_ROOT/%{_libdir}/libbrlapi.a
 %changelog
 * Sat Sep 14 2013 Richard W.M. Jones <rjones@redhat.com> - 4.5-8
 - Rebuild for OCaml 4.01.0.
+- Create stublibs directory for OCaml, else install fails.
+- Unset MAKEFLAGS so that MAKEFLAGS=-j<N> does not break local builds.
 
 * Sat Aug 03 2013 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 4.5-7
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_20_Mass_Rebuild