Build failure for ``build.sh release'' on amd64

[Paul Goyette <paul%whooppee.com@localhost>]

With sources updated on 2020-05-22 at 20:57:47 UTC, I'm getting the
following errors:

#      link  XEN3_DOM0/netbsd
/build/netbsd-compat/tools/x86_64/amd64/bin/x86_64--netbsd-ld -Map netbsd.map --cref -T netbsd.ldscript -Ttext 0xffffffff80200000 -e start -X -o netbsd ${SYSTEM_OBJ:[@]:Nswapnetbsd.o} ${EXTRA_OBJ} vers.o swapnetbsd.o
/build/netbsd-compat/tools/x86_64/amd64/bin/x86_64--netbsd-ld: pci_stub.o: in function `pci_msi_alloc':
/build/netbsd-compat/src_ro/sys/dev/pci/pci_stub.c:112: multiple definition of `pci_msi_alloc'; pci_msi_machdep.o:/build/netbsd-compat/src_ro/sys/arch/x86/pci/pci_msi_machdep.c:504: first defined here
/build/netbsd-compat/tools/x86_64/amd64/bin/x86_64--netbsd-ld: pci_stub.o: in function `pci_msi_alloc_exact':
/build/netbsd-compat/src_ro/sys/dev/pci/pci_stub.c:120: multiple definition of `pci_msi_alloc_exact'; pci_msi_machdep.o:/build/netbsd-compat/src_ro/sys/arch/x86/pci/pci_msi_machdep.c:534: first defined here
/build/netbsd-compat/tools/x86_64/amd64/bin/x86_64--netbsd-ld: pci_stub.o: in function `pci_msix_alloc':
/build/netbsd-compat/src_ro/sys/dev/pci/pci_stub.c:120: multiple definition of `pci_msix_alloc'; pci_msi_machdep.o:/build/netbsd-compat/src_ro/sys/arch/x86/pci/pci_msi_machdep.c:563: first defined here
/build/netbsd-compat/tools/x86_64/amd64/bin/x86_64--netbsd-ld: pci_stub.o: in function `pci_msix_alloc_exact':
/build/netbsd-compat/src_ro/sys/dev/pci/pci_stub.c:120: multiple definition of `pci_msix_alloc_exact'; pci_msi_machdep.o:/build/netbsd-compat/src_ro/sys/arch/x86/pci/pci_msi_machdep.c:590: first defined here
/build/netbsd-compat/tools/x86_64/amd64/bin/x86_64--netbsd-ld: pci_stub.o: in function `pci_msix_alloc_map':
/build/netbsd-compat/src_ro/sys/dev/pci/pci_stub.c:144: multiple definition of `pci_msix_alloc_map'; pci_msi_machdep.o:/build/netbsd-compat/src_ro/sys/arch/x86/pci/pci_msi_machdep.c:624: first defined here
*** [netbsd] Error code 1


+--------------------+--------------------------+-----------------------+
| Paul Goyette       | PGP Key fingerprint:     | E-mail addresses:     |
| (Retired)          | FA29 0E3B 35AF E8AE 6651 | paul%whooppee.com@localhost     |
| Software Developer | 0786 F758 55DE 53BA 7731 | pgoyette%netbsd.org@localhost   |
+--------------------+--------------------------+-----------------------+