pkg/52081: Build failure of pkgsrc/pkgtools/pkglint with lang/go 1.8

[ryoon%NetBSD.org@localhost]

>Number:         52081
>Category:       pkg
>Synopsis:       Build failure of pkgsrc/pkgtools/pkglint with lang/go 1.8
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    pkg-manager
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Thu Mar 16 06:25:00 +0000 2017
>Originator:     Ryo ONODERA
>Release:        NetBSD 7.99.66
>Organization:
	
>Environment:
	
	
System: NetBSD brownie 7.99.66 NetBSD 7.99.66 (DTRACE7) #4: Wed Mar 15 16:13:02 JST 2017 ryoon@brownie:/usr/world/7.99/amd64/obj/sys/arch/amd64/compile/DTRACE7 amd64
Architecture: x86_64
Machine: amd64
>Description:
Go 1.8 from pkgsrc/lang/go removed 'go tool yacc' and pkgsrc/pkgtools/pkglint
uses it during build.

===> Building for pkglint-5.4.17
go tool: no such tool "yacc"
/usr/tmp/pkgsrc/pkgtools/pkglint/work/src/netbsd.org/pkglint/shtypes.go:7: running "go": exit status 2
go tool: no such tool "yacc"
/usr/tmp/pkgsrc/pkgtools/pkglint/work/src/netbsd.org/pkglint/licenses/licenses.go:54: running "go": exit status 2
*** Error code 1

Stop.
make[1]: stopped in /usr/pkgsrc/pkgtools/pkglint
*** Error code 1

Stop.
make: stopped in /usr/pkgsrc/pkgtools/pkglint
	
>How-To-Repeat:
	
>Fix:
	
Use x/tools/cmd/goyacc?

>Unformatted: