meson: define USE_LIBMOUNT_SUPPORT_NAMESPACES

This works around warnings about unused parameters.
To be correct we should be checking for the setns syscall, but so far we
don't have logic for this in meson.

diff --git a/meson.build b/meson.build
index 321b136a89db134b97e45d620f306960c84bbd4a..4ef8745c67d3e4856caab7e11d459a7e8562fef0 100644 (file)
--- a/meson.build
+++ b/meson.build
@@ -77,6 +77,7 @@ summary('libuuid', build_libuuid ? 'enabled' : 'disabled', section : 'components
 
 build_libmount = not get_option('build-libmount').disabled()
 conf.set('HAVE_LIBMOUNT', build_libmount ? 1 : false)
+conf.set('USE_LIBMOUNT_SUPPORT_NAMESPACES', 1)
 summary('libmount', build_libmount ? 'enabled' : 'disabled', section : 'components')
 
 build_libsmartcols = not get_option('build-libsmartcols').disabled()