./autogen.sh -n demands gtkdocize

[l29ah]

Even though -h says -n disable gtk-doc.

libtoolize: putting auxiliary files in AC_CONFIG_AUX_DIR, 'build'.
libtoolize: copying file 'build/ltmain.sh'
libtoolize: putting macros in AC_CONFIG_MACRO_DIRS, 'm4'.
libtoolize: copying file 'm4/libtool.m4'
libtoolize: copying file 'm4/ltoptions.m4'
libtoolize: copying file 'm4/ltsugar.m4'
libtoolize: copying file 'm4/ltversion.m4'
libtoolize: copying file 'm4/lt~obsolete.m4'
Can't exec "gtkdocize": No such file or directory at /usr/share/autoconf-2.71/Autom4te/FileUtils.pm line 294.
autoreconf-2.71: error: gtkdocize failed with exit status: 2