Correctly show documentation build status

Correctly show if building documentation is enabled or not in configure
summary.

Fixes https://github.com/harfbuzz/harfbuzz/issues/741

diff --git a/configure.ac b/configure.ac
index d799cab..c2257ee 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -531,7 +531,7 @@ Platform shapers (not normally needed):
        DirectWrite:            ${have_directwrite}
 
 Other features:
-       Documentation:          ${have_gtk_doc}
+       Documentation:          ${enable_gtk_doc}
        GObject bindings:       ${have_gobject}
        Introspection:          ${have_introspection}
 ])