===> running: /bin/sh
/usr/pkgsrc/bootstrap/work/bin/install-sh -c -o root -g wheel
  -m 755 /usr/pkgsrc/bootstrap/work/pkg_install/add/pkg_add
  /usr/pkgsrc/bootstrap/work/sbin/pkg_add
install:  /usr/pkgsrc/bootstrap/work/pkg_install/add/pkg_add does not exist
===> exited with status 1
aborted.

# (cd  /usr/pkgsrc/bootstrap/work/pkg_install/add/ ; /usr/pkgsrc/bootstrap/work/bin/bmake)

gcc -DHAVE_CONFIG_H -DOPSYS_NAME=\"\"
-DMACHINE_ARCH=\"x86_64\" -DBINDIR=\"/usr/pkg_bulk/sbin\"
-I/usr/pkgsrc/bootstrap/work/libnbcompat
-I/usr/pkgsrc/bootstrap/work/libarchive/libarchive
-I. -I. -I../lib -g -O2 -c main.c

gcc -DHAVE_CONFIG_H -DOPSYS_NAME=\"\"
-DMACHINE_ARCH=\"x86_64\" -DBINDIR=\"/usr/pkg_bulk/sbin\"
-I/usr/pkgsrc/bootstrap/work/libnbcompat
-I/usr/pkgsrc/bootstrap/work/libarchive/libarchive
-I. -I. -I../lib -g -O2 -c perform.c

perform.c: In function 'extract_files':

perform.c:831:2: warning: 'archive_write_finish' is deprecated
(declared at
/usr/pkgsrc/bootstrap/work/libarchive/libarchive/archive.h:721)
[-Wdeprecated-declarations]

  archive_write_finish(writer);
  ^

perform.c: In function 'pkg_do':

perform.c:1550:3: warning: 'archive_read_finish' is deprecated
(declared at
/usr/pkgsrc/bootstrap/work/libarchive/libarchive/archive.h:585)
[-Wdeprecated-declarations]

   archive_read_finish(pkg->archive);
   ^
gcc -L/usr/pkgsrc/bootstrap/work/libnbcompat -L../lib -o
pkg_add main.o perform.o -linstall -lnetpgpverify -larchive
-lbz2 -lz -lfetch -lnbcompat

main.o: In function `main':
/usr/pkgsrc/bootstrap/work/pkg_install/add/main.c:165: undefined reference to `process_pkg_path'
perform.o: In function `pkg_do':
/usr/pkgsrc/bootstrap/work/pkg_install/add/perform.c:1372: undefined reference to `find_archive'
/usr/pkgsrc/bootstrap/work/pkg_install/add/perform.c:1378: undefined reference to `pkg_verify_signature'
*** Error code 1

At different environment, (also NetBSD/amd64, 7.0)

# find . -type f -exec grep process_pkg_path /dev/null '{}' \;                                   
./work/pkg_install/add/main.c:  process_pkg_path();
./work/pkg_install/admin/main.c:                process_pkg_path();
./work/pkg_install/lib/lib.h:void       process_pkg_path(void);
./work/pkg_install/lib/pkg_io.c:process_pkg_path(void)