1--- i/meson.build
2+++ w/meson.build
3@@ -591,8 +591,8 @@ pkgconf = configuration_data()
4
5 pkgconf.set('prefix', join_paths(get_option('prefix')))
6 pkgconf.set('exec_prefix', '${prefix}')
7-pkgconf.set('libdir', '${prefix}/@0@'.format(get_option('libdir')))
8-pkgconf.set('includedir', '${prefix}/@0@'.format(get_option('includedir')))
9+pkgconf.set('libdir', '${prefix}' / get_option('libdir'))
10+pkgconf.set('includedir', '${prefix}' / get_option('includedir'))
11 pkgconf.set('VERSION', opus_version)
12 pkgconf.set('PC_BUILD', pc_build)
13 pkgconf.set('LIBM', libm.found() ? '-lm' : '')