build: Disable documentation when cross-compiling

The API reference depends on the introspection data, and in order to
build that, we have to ensure that we are not cross-compiling.

Fixes: #170

1 files changed, 1 insertions, 1 deletions

diff --git a/doc/meson.build b/doc/meson.build
index aca2482..de2a2b5 100644
--- a/doc/meson.build
+++ b/doc/meson.build
@@ -1,4 +1,4 @@
-if get_option('gtk_doc') and get_option('introspection')
+if build_docs
   dependency('gi-docgen', version: '>= 2021.6',
     fallback: ['gi-docgen', 'dummy_dep'],
   )