Update systemd and meson dependencies

was r11563.

appendices/dependencies.xml

@@ -1837,7 +1837,7 @@
         <segtitle>&before;</segtitle>
 
         <seglistitem>
-          <seg>无</seg>
+          <seg>Systemd</seg>
         </seglistitem>
       </segmentedlist>
 
@@ -2429,7 +2429,7 @@
         <seglistitem>
          <seg>Acl, Attr, Bash, Binutils, Coreutils, Diffutils, Expat, Gawk,
          GCC, Glibc, Gperf, Grep, Intltool, Libcap,
-         Make, Sed, 以及 Util-linux</seg>
+         Meson, Sed, 以及 Util-linux</seg>
         </seglistitem>
       </segmentedlist>
 
@@ -2453,7 +2453,10 @@
         <segtitle>&external;</segtitle>
 
         <seglistitem>
-          <seg>无</seg>
+          <seg>很多，参见
+            <ulink url="&blfs-root;view/systemd/general/systemd.html">BLFS
+            systemd page</ulink>
+          </seg>
         </seglistitem>
       </segmentedlist>