fontconfig: Install prebuilt docs

fontconfig/Buildfile

@@ -15,11 +15,20 @@ build() {
                --host=$HOST \
                --prefix=/usr \
                --sysconfdir=/etc \
-               --localstatedir=/var
+               --localstatedir=/var \
+               --disable-docs
 
    make -j $JOBS
    make DESTDIR=$PKG install
 
+   # Install prebuilt docs
+   mkdir -p $PKG/usr/share/man/man{1,3,5}
+   install -v -dm755 \
+      $PKG/usr/share/{man/man{3,5},doc/fontconfig-$version/fontconfig-devel}
+   install -v -m644 fc-*/*.1          $PKG/usr/share/man/man1
+   install -v -m644 doc/*.3           $PKG/usr/share/man/man3
+   install -v -m644 doc/fonts-conf.5  $PKG/usr/share/man/man5
+
    # Enabling autohinting by default
    pushd $PKG/etc/fonts/conf.d
    ln -s ../../../usr/share/fontconfig/conf.avail/10-autohint.conf