ソースコードからglibをコンパイルしようとしています。しかし、I/O エラーで停止します。
make[2]: Entering directory `/usr/src/gtk3/glib-2.36.0/docs'
Making all in reference
make[3]: Entering directory `/usr/src/gtk3/glib-2.36.0/docs/reference'
Making all in glib
make[4]: Entering directory `/usr/src/gtk3/glib-2.36.0/docs/reference/glib'
GEN glib-gettextize.1
I/O error : Attempt to load network entity http://docbook.sourceforge.net/release/xsl/current/manpages/docbook.xsl
warning: failed to load external entity "http://docbook.sourceforge.net/release/xsl/current/manpages/docbook.xsl"
cannot parse http://docbook.sourceforge.net/release/xsl/current/manpages/docbook.xsl
make[4]: *** [glib-gettextize.1] Error 4
make[4]: Leaving directory `/usr/src/gtk3/glib-2.36.0/docs/reference/glib'
make[3]: *** [all-recursive] Error 1
make[3]: Leaving directory `/usr/src/gtk3/glib-2.36.0/docs/reference'
make[2]: *** [all-recursive] Error 1
make[2]: Leaving directory `/usr/src/gtk3/glib-2.36.0/docs'
make[1]: *** [all-recursive] Error 1
make[1]: Leaving directory `/usr/src/gtk3/glib-2.36.0'
make: *** [all] Error 2