qemu fails to build on netbsd-current

[Roy Marples <roy%marples.name@localhost>]

Using NetBSD-current with freshly updated src, xsrc and pkgsrc

  LINK    mipsel-softmmu/qemu-system-mipsel
/usr/bin/ld: /usr/lib/libc.so and /usr/lib/crt0.o: warning: multiple common of 
`environ'
/usr/bin/ld: ../ui/x_keymap.o: in function `qemu_xkeymap_mapping_table':
/usr/obj.pkgsrc/emulators/qemu/work.x86_64/qemu-5.0.0/ui/x_keymap.c:68: 
undefined reference to `XkbGetMap'
/usr/bin/ld: 
/usr/obj.pkgsrc/emulators/qemu/work.x86_64/qemu-5.0.0/ui/x_keymap.c:72: 
undefined reference to `XkbGetNames'
/usr/bin/ld: 
/usr/obj.pkgsrc/emulators/qemu/work.x86_64/qemu-5.0.0/ui/x_keymap.c:80: 
undefined reference to `XkbFreeKeyboard'
/usr/bin/ld: ../ui/x_keymap.o: in function `check_for_xquartz':
/usr/obj.pkgsrc/emulators/qemu/work.x86_64/qemu-5.0.0/ui/x_keymap.c:40: 
undefined reference to `XListExtensions'
/usr/bin/ld: 
/usr/obj.pkgsrc/emulators/qemu/work.x86_64/qemu-5.0.0/ui/x_keymap.c:49: 
undefined reference to `XFreeExtensionList'
/usr/bin/ld: ../ui/x_keymap.o: in function `qemu_xkeymap_mapping_table':
/usr/obj.pkgsrc/emulators/qemu/work.x86_64/qemu-5.0.0/ui/x_keymap.c:73: 
undefined reference to `XGetAtomName'
/usr/bin/ld: 
/usr/obj.pkgsrc/emulators/qemu/work.x86_64/qemu-5.0.0/ui/x_keymap.c:92: 
undefined reference to `XKeysymToKeycode'
/usr/bin/ld: 
/usr/obj.pkgsrc/emulators/qemu/work.x86_64/qemu-5.0.0/ui/x_keymap.c:97: 
undefined reference to `XKeysymToKeycode'
clang: error: linker command failed with exit code 1 (use -v to see invocation)
make[1]: *** [Makefile:208: qemu-system-mipsel] Error 1
gmake: *** [Makefile:527: mipsel-softmmu/all] Error 2
*** Error code 2