Merge pull request #92 from arska/feature-macosxbuild

Add Macos X build support (thanks @samkrew)

build.sh

@@ -2,19 +2,17 @@
 #
 
 if [ -f Makefile ]; then
-	#
     # use existing automake files
-	#
     echo >> /dev/null
 else
-	#
     # regenerate automake files
-	#
     echo "Running autotools..."
 
     autoheader \
         && aclocal \
-        && libtoolize --ltdl --copy --force \
+        && case \
+          $(uname) in Darwin*) glibtoolize --ltdl --copy --force ;; \
+          *) libtoolize --ltdl --copy --force ;; esac \
         && automake --add-missing --copy \
         && autoconf \
         && ./configure