https://bugs.gentoo.org/806052

commit 42af3ee08381faa5807fde68d4c8ec0d7ad5e9a5
Author: Igor V. Kovalenko <igor.v.kovalenko@gmail.com>
Date:   Tue Aug 3 09:43:32 2021 +0300

    build-sys: meson: Require xice, xsm and xtst for daemon only
    
    Part-of: <https://gitlab.freedesktop.org/pulseaudio/pulseaudio/-/merge_requests/613>

--- a/meson.build
+++ b/meson.build
@@ -681,9 +681,9 @@ endif
 x11_dep = dependency('x11-xcb', required : get_option('x11'))
 if x11_dep.found()
   xcb_dep  = dependency('xcb',  required : true, version : '>= 1.6')
-  ice_dep  = dependency('ice',  required : true)
-  sm_dep   = dependency('sm',   required : true)
-  xtst_dep = dependency('xtst', required : true)
+  ice_dep  = dependency('ice',  required : get_option('daemon'))
+  sm_dep   = dependency('sm',   required : get_option('daemon'))
+  xtst_dep = dependency('xtst', required : get_option('daemon'))
   cdata.set('HAVE_X11', 1)
   if cc.has_function('XSetIOErrorExitHandler', dependencies: x11_dep)
     cdata.set('HAVE_XSETIOERROREXITHANDLER', 1)