Run-time dependency expat found: YES 2.4.3
Program embed.py found: YES (/usr/bin/python3.7 /var/tmp/portage/dev-util/wayland-scanner-1.21.0/work/wayland-1.21.0/src/embed.py)

tests/meson.build:2:1: ERROR: Problem encountered: -Dtests=true requires -Dlibraries=true

A full log can be found at /var/tmp/portage/dev-util/wayland-scanner-1.21.0/work/wayland-scanner-1.21.0-build/meson-logs/meson-log.txt

• ERROR: dev-util/wayland-scanner-1.21.0::core-gl-kit failed (configure phase):
• (no error message)
  *
• Call stack:
• ebuild.sh, line 93: Called src_configure
• environment, line 2172: Called meson_src_configure
• environment, line 1459: Called die
• The specific snippet of code:
• tc-env_build "$@" || die
  *

• ERROR: dev-util/wayland-scanner-1.21.0::core-gl-kit failed (configure phase):
• (no error message)
  *
• Call stack:
• ebuild.sh, line 93: Called src_configure
• environment, line 2172: Called meson_src_configure
• environment, line 1459: Called die
• The specific snippet of code:
• tc-env_build "$@" || die