gtkdochelper: pass CC to gtkdoc-scangobj
The helper is told what CC to use already, but doesn't pass it to
gtkdoc-scangobj.
@@ -122,6 +122,7 @@ def build_gtkdoc(source_root, build_root, doc_subdir, src_subdirs,
'--module=' + module,
'--cflags=' + cflags,
'--ldflags=' + ldflags,
+ '--cc=' + cc,
'--ld=' + ld,
'--output-dir=' + abs_out]
