port-i386/39339: Building index in pkgsrc current fails

[sarckz%gmail.com@localhost]

>Number:         39339
>Category:       port-i386
>Synopsis:       Building index fails in pkgsrc current
>Confidential:   no
>Severity:       non-critical
>Priority:       low
>Responsible:    port-i386-maintainer
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Sun Aug 10 21:30:00 +0000 2008
>Originator:     Sarckz
>Release:        NetBSD 4.99.71
>Organization:
>Environment:
System: NetBSD main 4.99.71 NetBSD 4.99.71 (GENERIC) #0: Wed Jul 30 19:05:00 
ART 2008 root@main:/usr/obj/sys/arch/i386/compile/GENERIC i386
Architecture: i386
Machine: i386
>Description:
When I try to make the index of pkgsrc current in 4.99.71 I get this error:

7300
................................................................................
      .................../usr/bin/awk: warning: escape sequence `\.' treated as 
plain       `.'
 source line number 348 source file ./mk/scripts/genindex.awk
 context is
                 gsub(/\./, >>>  "\\\. <<< ", reg);
/usr/bin/awk: warning: escape sequence `\+' treated as plain `+'
 source line number 349 source file ./mk/scripts/genindex.awk
/usr/bin/awk: syntax error at source line 349 in function reg2str source file 
./      mk/scripts/genindex.awk
/usr/bin/awk: illegal statement at source line 349 in function reg2str source 
fi      le ./mk/scripts/genindex.awk
/usr/bin/awk: non-terminated string , reg);(/+... at source line 350 in 
function       reg2str source file ./mk/scripts/genindex.awk
/usr/bin/awk: warning: escape sequence `\*' treated as plain `*'
 source line number 351 source file ./mk/scripts/genindex.awk
/usr/bin/awk: warning: escape sequence `\?' treated as plain `?'
 source line number 353 source file ./mk/scripts/genindex.awk
/usr/bin/awk: warning: escape sequence `\[' treated as plain `['
 source line number 355 source file ./mk/scripts/genindex.awk
/usr/bin/awk: warning: escape sequence `\]' treated as plain `]'
 source line number 357 source file ./mk/scripts/genindex.awk
/usr/bin/awk: warning: escape sequence `\/' treated as plain `/'
 source line number 377 source file ./mk/scripts/genindex.awk
/usr/bin/awk: warning: escape sequence `\/' treated as plain `/'
 source line number 377 source file ./mk/scripts/genindex.awk
/usr/bin/awk: warning: escape sequence `\/' treated as plain `/'
 source line number 377 source file ./mk/scripts/genindex.awk
/usr/bin/awk: warning: escape sequence `\/' treated as plain `/'
 source line number 377 source file ./mk/scripts/genindex.awk
        extra }
        extra )
*** Error code 2

Stop.
make: stopped in /usr/pkgsrc
*** Error code 1

Stop.
make: stopped in /usr/pkgsrc

>How-To-Repeat:
Download pkgsrc current
# cd /usr/pkgsrc
# make index
>Fix: