INDEX build failed for 4.x

[Erwin Lansing]

INDEX build failed with errors:
Generating INDEX - please wait.."Makefile", line 41: warning: duplicate script for target "post-patch" ignored
sysctl: not found
"Makefile", line 616: warning: "sysctl -n net.inet.tcp.blackhole" returned non-zero status
sysctl: not found
"/local0/tmp/erwin/tindex/ports/lang/tcl84-thread/../tcl84/Makefile", line 616: warning: "sysctl -n net.inet.tcp.blackhole" returned non-zero status
sysctl: not found
"Makefile", line 616: warning: "sysctl -n net.inet.tcp.blackhole" returned non-zero status
sysctl: not found
"Makefile", line 616: warning: "sysctl -n net.inet.tcp.blackhole" returned non-zero status
 Done.
Warning: Duplicate INDEX entry: otrs-2.0.4

Committers on the hook:
ahze anray bsam clsung danfe edwin ehaupt garga glewis ijliao jmelo leeym linimon lofi maho marcus mi mnag novel pav rafan seanc shaun skv thierry vanilla 

Most recent CVS update was:
U chinese/autoconvert/Makefile
U chinese/autoconvert/distinfo
U devel/p5-File-Copy-Recursive/Makefile
U devel/p5-File-Copy-Recursive/distinfo
U editors/openoffice.org-2.0/files/patch-i65512
U editors/openoffice.org-2.0-devel/files/patch-i65512
U lang/stklos/Makefile
U lang/stklos/distinfo
U lang/stklos/pkg-plist
U net/penguintv-devel/Makefile
U net/penguintv-devel/distinfo
U net/penguintv-devel/pkg-plist
U net/penguintv-devel/files/patch-penguintv__MediaManager.py
U textproc/p5-Lingua-EN-Squeeze/Makefile
U textproc/p5-Lingua-EN-Squeeze/distinfo
U www/flock/Makefile
U www/flock/files/patch-xptcall-sparc64
U www/moinmoin/Makefile
U www/moinmoin/distinfo
U www/nvu/Makefile
U www/py-imdbpy/Makefile
U www/py-imdbpy/distinfo
U www/xist/Makefile
U www/xist/distinfo
U www/xist/pkg-plist