I was just doing build.sh -j 6 -x release and it died, I'm not sure  
how. I have the entire build log saved and I started with a clean  
objdir. Here's what appears to be the culprit:

#   install  /usr/src/obj/destdir.i386/usr/share/man/cat3/dlsym.0
STRIP=/usr/src/obj/tooldir.NetBSD-3.99.9-i386/bin/i386--netbsdelf- 
strip /usr/src/
obj/tooldir.NetBSD-3.99.9-i386/bin/nbinstall -N /usr/src/etc -l h -r / 
usr/src/obj
/destdir.i386/usr/share/man/cat3/dlfcn.0 /usr/src/obj/destdir.i386/ 
usr/share/man/
cat3/dlsym.0
--- install-usr.bin ---
--- install-less ---
--- install-sys ---
nbinstall: bootxx_cd9660: stat: No such file or directory
*** [/usr/src/obj/destdir.i386/usr/mdec/bootxx_cd9660] Error code 1
1 error

nbmake: stopped in /usr/src/sys/arch/i386/stand/bootxx/bootxx_cd9660
*** [install-bootxx_cd9660] Error code 2
--- install-share ---
#   install  /usr/src/obj/destdir.i386/usr/share/man/cat3/dlctl.0
STRIP=/usr/src/obj/tooldir.NetBSD-3.99.9-i386/bin/i386--netbsdelf- 
strip /usr/src/
obj/tooldir.NetBSD-3.99.9-i386/bin/nbinstall -N /usr/src/etc -l h -r / 
usr/src/obj
/destdir.i386/usr/share/man/cat3/dlfcn.0 /usr/src/obj/destdir.i386/ 
usr/share/man/
cat3/dlctl.0
--- install-usr.bin ---
install ===> usr.bin/less
--- install-sys ---
1 error

nbmake: stopped in /usr/src/sys/arch/i386/stand/bootxx
*** [install-bootxx] Error code 2
1 error

nbmake: stopped in /usr/src/sys/arch/i386/stand
*** [install-stand] Error code 2
1 error


here's the snippet of the end of the build:

--- /usr/src/obj/destdir.i386/usr/share/i18n/esdb/esdb.dir.db ---
#   install  /usr/src/obj/destdir.i386/usr/share/i18n/esdb/esdb.dir.db
STRIP=/usr/src/obj/tooldir.NetBSD-3.99.9-i386/bin/i386--netbsdelf- 
strip /usr/src/
obj/tooldir.NetBSD-3.99.9-i386/bin/nbinstall  -N /usr/src/etc -c  -r   
-o root  -g
wheel  -m 444   esdb.dir.db /usr/src/obj/destdir.i386/usr/share/i18n/ 
esdb/esdb.d
ir.db
1 error

nbmake: stopped in /usr/src

*** Failed target:  do-build
*** Failed command: _makedirtarget() { dir="$1"; shift; target="$1";  
shift; case
"${dir}" in /*) this="${dir}/"; real="${dir}" ;; .) this=""; real="/ 
usr/src" ;; *
) this="${dir}/"; real="/usr/src/${dir}" ;; esac; show=${this:-.};  
echo "${target
} ===> ${show%/}${1:+ (with: $@)}"; cd "${real}" && /usr/src/obj/ 
tooldir.NetBSD-3
.99.9-i386/bin/nbmake _THISDIR_="${this}" "$@" ${target}; };  
_makedirtarget . ins
tall BUILD_tools=no BUILD_lib=no
*** Error code 2

Stop.
nbmake: stopped in /usr/src
*** [build] Error code 1
1 error

nbmake: stopped in /usr/src

*** Failed target:  distribution
*** Failed command: _makedirtarget() { dir="$1"; shift; target="$1";  
shift; case
"${dir}" in /*) this="${dir}/"; real="${dir}" ;; .) this=""; real="/ 
usr/src" ;; *
) this="${dir}/"; real="/usr/src/${dir}" ;; esac; show=${this:-.};  
echo "${target
} ===> ${show%/}${1:+ (with: $@)}"; cd "${real}" && /usr/src/obj/ 
tooldir.NetBSD-3
.99.9-i386/bin/nbmake _THISDIR_="${this}" "$@" ${target}; };  
_makedirtarget . bui
ld NOPOSTINSTALL=1
*** Error code 2

Stop.
nbmake: stopped in /usr/src
*** [release] Error code 1
1 error