This is the problem that I am seeing:

depend ===> rescue/examples
...
     create  gzip/gzip.d
     create  gzip/.depend
    compile  gzip/gzip.o
/mnt/vol1/rhialto/cvs/src/gnu/usr.bin/gzip/gzip.c: In function `treat_stdin':
/mnt/vol1/rhialto/cvs/src/gnu/usr.bin/gzip/gzip.c:611: warning: implicit declaration of function `isatty'
/mnt/vol1/rhialto/cvs/src/gnu/usr.bin/gzip/gzip.c: In function `treat_file':
/mnt/vol1/rhialto/cvs/src/gnu/usr.bin/gzip/gzip.c:778: warning: implicit declaration of function `close'
/mnt/vol1/rhialto/cvs/src/gnu/usr.bin/gzip/gzip.c:831: warning: implicit declaration of function `unlink'
/mnt/vol1/rhialto/cvs/src/gnu/usr.bin/gzip/gzip.c: In function `do_list':
/mnt/vol1/rhialto/cvs/src/gnu/usr.bin/gzip/gzip.c:1389: warning: implicit declaration of function `read'
/mnt/vol1/rhialto/cvs/src/gnu/usr.bin/gzip/gzip.c: In function `copy_stat':
/mnt/vol1/rhialto/cvs/src/gnu/usr.bin/gzip/gzip.c:1647: warning: implicit declaration of function `chown'

*** Failed target:  gzip.o
*** Failed command: /home/rhialto/tools.i386/bin/i386--netbsdelf-gcc -Os -Wall -Wstrict-prototypes -Wmissing-prototypes -Wpointer-arith -Wno-sign-compare -Wno-traditional -Wno-uninitialized -Werror -nostdinc -isystem /home/rhialto/destdir.i386/usr/include -c /mnt/vol1/rhialto/cvs/src/gnu/usr.bin/gzip/gzip.c
*** Error code 1

Stop.
nbmake: stopped in /home/rhialto/obj.i386/rescue/gzip

A normal build of gzip seems to include -DHAVE_UNISTD_H=1 (and a bunch
of other defines and flags) which avoids this problem.

-Olaf.
-- 
___ Olaf 'Rhialto' Seibert
\X/ rhialto/at/xs4all.nl        -- Cetero censeo "authored" delendum esse.