wu-ftpd-2.4.2-beta13をコンパイルしてみました。
コンパイルは以下の環境で行いました。

NWS-5000TF
NEWS-OS Release 6.1.2
NEWS-C Release 1.010
/usr/bin/make


% ./build sn6
でOKです。

S/KEYを使用するようになっているので、使わない人はconfig.hのdefineをundef
にして、Makefile.sn6からライブラリの指定をとってください。

hiraga@meis.sony.co.jp


diff -crP wu-ftpd-2.4.2-beta-13/.bld.hlp wu-ftpd-2.4.2-beta-13-newsos6/.bld.hlp
*** wu-ftpd-2.4.2-beta-13/.bld.hlp	Thu Jan  1 09:00:00 1970
--- wu-ftpd-2.4.2-beta-13-newsos6/.bld.hlp	Thu Mar 13 21:20:13 1997
***************
*** 0 ****
--- 1,29 ----
+ Usage: build <make-options> <target-platform>
+ 
+ <target-platform> may be one of the following:
+   gen    : generic make (copy this when porting to a new system)
+   aix    : IBM AIX
+   aux    : AU/X
+   bdi    : BSD/OS
+   bsd    : BSD
+   dec    : DEC Unix 3.X or later
+   dyn    : Dynix
+   fbs    : FreeBSD 2.0 or later
+   hiu    : Hitachi Unix
+   hpx    : HP-UX
+   lnx    : Linux (tested on 1.3.X and 2.0.0)
+   nbs    : NetBSD 1.X
+   nx2    : NeXTstep 2.x
+   nx3    : NeXTstep 3.x
+   osf    : OSF/1
+   ptx    : ???
+   sco    : SCO Unix 3.2v4.2 / SCO OpenServer 5
+   sgi    : SGI Irix 4.0.5a
+   sny    : Sony NEWS-OS 4.x
+   sn6    : Sony NEWS-OS 6.x with S/KEY
+   sol    : SunOS 5.x / Solaris 2.x 
+   s41    : SunOS 4.1.x 
+   ult    : Ultrix 4.x
+   uxw    : UnixWare 1.1 or later
+   clean  : Clean up object files and such to reduce disk space after building.
+   install: Install ftpd.
diff -crP wu-ftpd-2.4.2-beta-13/build wu-ftpd-2.4.2-beta-13-newsos6/build
*** wu-ftpd-2.4.2-beta-13/build	Mon Mar  3 18:39:34 1997
--- wu-ftpd-2.4.2-beta-13-newsos6/build	Thu Mar 13 21:13:57 1997
***************
*** 25,31 ****
    ptx    : ???
    sco    : SCO Unix 3.2v4.2 / SCO OpenServer 5
    sgi    : SGI Irix 4.0.5a
!   sny    : Sony NewsOS
    sol    : SunOS 5.x / Solaris 2.x 
    s41    : SunOS 4.1.x 
    ult    : Ultrix 4.x
--- 25,32 ----
    ptx    : ???
    sco    : SCO Unix 3.2v4.2 / SCO OpenServer 5
    sgi    : SGI Irix 4.0.5a
!   sny    : Sony NEWS-OS 4.x
!   sn6    : Sony NEWS-OS 6.x with S/KEY
    sol    : SunOS 5.x / Solaris 2.x 
    s41    : SunOS 4.1.x 
    ult    : Ultrix 4.x
diff -crP wu-ftpd-2.4.2-beta-13/config.h wu-ftpd-2.4.2-beta-13-newsos6/config.h
*** wu-ftpd-2.4.2-beta-13/config.h	Mon Mar  3 18:39:34 1997
--- wu-ftpd-2.4.2-beta-13-newsos6/config.h	Thu Mar 13 21:13:57 1997
***************
*** 72,76 ****
   * See README-2.4-HOBBIT for more information on this option.
   */
  
! #undef SKEY
  
--- 72,76 ----
   * See README-2.4-HOBBIT for more information on this option.
   */
  
! #define SKEY
  
diff -crP wu-ftpd-2.4.2-beta-13/makefiles/Makefile.sn6 wu-ftpd-2.4.2-beta-13-newsos6/makefiles/Makefile.sn6
*** wu-ftpd-2.4.2-beta-13/makefiles/Makefile.sn6	Thu Jan  1 09:00:00 1970
--- wu-ftpd-2.4.2-beta-13-newsos6/makefiles/Makefile.sn6	Thu Mar 13 21:13:57 1997
***************
*** 0 ****
--- 1,30 ----
+ BINDIR=		/usr/local/sbin
+ ETCDIR=		/etc
+ MANDIR=		/usr/local/man/C
+ MANEXT=		8
+ INSTALL=	/usr/ucb/install
+ 
+ all:
+ 	@ echo 'Use the "build" command (shell script) to make ftpd.'
+ 	@ echo 'You can say "build help" for details on how it works.'
+ 
+ install: bin/ftpd bin/ftpcount bin/ftpshut
+ 	-mv -f ${BINDIR}/in.ftpd ${BINDIR}/in.ftpd-old
+ 	@echo installing binaries.
+ 	${INSTALL} -c -o bin -g bin -m 755 bin/ftpd ${BINDIR}/in.ftpd
+ 	${INSTALL} -c -o bin -g bin -m 755 bin/ftpshut ${BINDIR}/ftpshut
+ 	${INSTALL} -c -o bin -g bin -m 755 bin/ftpcount ${BINDIR}/ftpcount
+ 	${INSTALL} -c -o bin -g bin -m 755 bin/ftpwho ${BINDIR}/ftpwho
+ 	@echo installing manpages.
+ 	${INSTALL} -c -o bin -g bin -m 755 doc/ftpd.8 ${MANDIR}/man8/in.ftpd.8
+ 	${INSTALL} -c -o bin -g bin -m 755 doc/ftpcount.1 ${MANDIR}/man1/ftpcount.1
+ 	${INSTALL} -c -o bin -g bin -m 755 doc/ftpwho.1 ${MANDIR}/man1/ftpwho.1
+ 	${INSTALL} -c -o bin -g bin -m 755 doc/ftpshut.8 ${MANDIR}/man8/ftpshut.8
+ 	${INSTALL} -c -o bin -g bin -m 755 doc/ftpaccess.5 ${MANDIR}/man5/ftpaccess.5
+ 	${INSTALL} -c -o bin -g bin -m 755 doc/ftphosts.5 ${MANDIR}/man5/ftphosts.5
+ 	${INSTALL} -c -o bin -g bin -m 755 doc/ftpconversions.5 ${MANDIR}/man5/ftpconversions.5
+ 	${INSTALL} -c -o bin -g bin -m 755 doc/xferlog.5 ${MANDIR}/man5/xferlog.5
+ 
+ 
+ 
+ 
diff -crP wu-ftpd-2.4.2-beta-13/src/access.c wu-ftpd-2.4.2-beta-13-newsos6/src/access.c
*** wu-ftpd-2.4.2-beta-13/src/access.c	Mon Mar  3 18:39:51 1997
--- wu-ftpd-2.4.2-beta-13-newsos6/src/access.c	Thu Mar 13 21:13:57 1997
***************
*** 355,361 ****
      log_outbound_xfers = 0;
      log_commands = 0;
  
!     memset((void *)&class, 0, sizeof(class));
   
      (void) acl_getclass(class);
  
--- 355,361 ----
      log_outbound_xfers = 0;
      log_commands = 0;
  
!     memset((void *)class, 0, sizeof(class));
   
      (void) acl_getclass(class);
  
diff -crP wu-ftpd-2.4.2-beta-13/src/config/config.sn6 wu-ftpd-2.4.2-beta-13-newsos6/src/config/config.sn6
*** wu-ftpd-2.4.2-beta-13/src/config/config.sn6	Thu Jan  1 09:00:00 1970
--- wu-ftpd-2.4.2-beta-13-newsos6/src/config/config.sn6	Thu Mar 13 21:13:58 1997
***************
*** 0 ****
--- 1,49 ----
+ #define HAVE_SYMLINK
+ #undef  F_SETOWN
+ #define HAVE_DIRENT
+ #define HAVE_D_NAMLEN
+ #undef  HAVE_FLOCK
+ #define HAVE_FTW
+ #define HAVE_GETCWD
+ #define HAVE_GETRLIMIT
+ #undef  HAVE_PSTAT
+ #define HAVE_STATVFS
+ #define HAVE_ST_BLKSIZE
+ #define HAVE_SYSINFO
+ #undef  HAVE_UT_UT_HOST
+ #define HAVE_VPRINTF
+ #define L_INCR	SEEK_CUR
+ #define REGEX
+ #define SPT_TYPE SPT_NONE
+ #define SHADOW_PASSWORD
+ #define SVR4
+ #define USG
+ #define USE_VAR
+ #define USE_TMP
+ #define USE_ETC
+ 
+ #include <limits.h>
+ 
+ #ifndef NCARGS
+ #ifdef _POSIX_ARG_MAX
+ #define NCARGS _POSIX_ARG_MAX
+ #else
+ #ifdef ARG_MAX
+ #define NCARGS ARG_MAX
+ #endif
+ #endif
+ #endif
+ 
+ #include <malloc.h>
+ #include <stdlib.h>
+ #include <unistd.h>
+ 
+ #ifndef FACILITY
+ #define FACILITY LOG_DAEMON
+ #endif
+ 
+ typedef void	SIGNAL_TYPE;
+ 
+ #include "../config.h"
+ 
+ #define realpath realpath_on_steroids   /* hack to work around unistd.h */
diff -crP wu-ftpd-2.4.2-beta-13/src/makefiles/Makefile.sn6 wu-ftpd-2.4.2-beta-13-newsos6/src/makefiles/Makefile.sn6
*** wu-ftpd-2.4.2-beta-13/src/makefiles/Makefile.sn6	Thu Jan  1 09:00:00 1970
--- wu-ftpd-2.4.2-beta-13-newsos6/src/makefiles/Makefile.sn6	Thu Mar 13 21:13:58 1997
***************
*** 0 ****
--- 1,55 ----
+ #
+ # for Sony NEWS-OS Release 6.x
+ #
+ CC       = cc
+ IFLAGS   = -I.. -I../support -I/usr/local/include
+ LFLAGS   = -L../support -L/usr/local/lib
+ CFLAGS   = -O2 ${IFLAGS} ${LFLAGS}
+ LIBES    = -lsupport -lsocket -lnsl -lgen -lskey
+ LIBC     = /usr/ccs/lib/libc.so
+ LINTFLAGS=	
+ LKERB    =
+ MKDEP    = makedepend
+ 
+ SRCS   = ftpd.c ftpcmd.c glob.c logwtmp.c popen.c vers.c access.c extensions.c \
+ 	realpath.c acl.c private.c authenticate.c conversions.c hostacc.c \
+ 	sigfix.c
+ OBJS   = ftpd.o ftpcmd.o glob.o logwtmp.o popen.o vers.o access.o extensions.o \
+ 	realpath.o acl.o private.o authenticate.o conversions.o hostacc.o \
+ 	sigfix.o
+ 
+ all: ftpd ftpcount ftpshut ckconfig
+ 
+ ftpcount:	ftpcount.c pathnames.h
+ 	${CC} ${CFLAGS} -o $@ ftpcount.c vers.o ${LIBES} 
+ 
+ ftpshut:    ftpshut.c pathnames.h
+ 	${CC} ${CFLAGS} -o $@ ftpshut.c vers.o ${LIBES}
+ 
+ ckconfig:   ckconfig.c
+ 	${CC} ${CFLAGS} -o $@ ckconfig.c
+ 
+ ftpd: ${OBJS} ${LIBC}
+ 	${CC} ${CFLAGS} -o $@ ${OBJS} ${LIBES}
+ 
+ index:	index.o ${LIBC}
+ 	${CC} -Bstatic -o $@ index.o
+ 
+ vers.c:	ftpd.c ftpcmd.y
+ 	sh newvers.sh
+ 
+ clean:
+ 	rm -f ${OBJS} ftpd ftpcmd.c ftpshut ftpshut.o ftpcount ftpcount.o
+ 	rm -f core index index.o
+ 
+ cleandir: clean
+ 	rm -f tags .depend
+ 
+ depend: ${SRCS}
+ 	${MKDEP} ${CFLAGS} ${SRCS}
+ 
+ lint: ${SRCS}
+ 	lint ${CFLAGS} ${LINTFLAGS} ${SRCS}
+ 
+ tags: ${SRCS}
+ 	ctags ${SRCS}
diff -crP wu-ftpd-2.4.2-beta-13/src/newvers.sh wu-ftpd-2.4.2-beta-13-newsos6/src/newvers.sh
*** wu-ftpd-2.4.2-beta-13/src/newvers.sh	Mon Mar  3 18:39:59 1997
--- wu-ftpd-2.4.2-beta-13-newsos6/src/newvers.sh	Thu Mar 13 21:13:58 1997
***************
*** 18,28 ****
  #	@(#)$Id: newvers.sh,v 1.11 1997/03/02 01:32:23 sob Exp $ based on
  #       newvers.sh	5.3 (Berkeley) 10/31/88
  #
  if [ ! -r edit ]; then echo 0 > edit; fi
  touch edit
  awk '	{	edit = $1 + 1; }\
  END	{	printf "char version[] = \"Version wu-2.4.2-academ[BETA-13](%d) ", edit > "vers.c";\
- #LANG=
- #LC_TIME=
  		printf "%d\n", edit > "edit"; }' < edit
  echo `date`'";' >> vers.c
--- 18,29 ----
  #	@(#)$Id: newvers.sh,v 1.11 1997/03/02 01:32:23 sob Exp $ based on
  #       newvers.sh	5.3 (Berkeley) 10/31/88
  #
+ LANG=C;export LANG
+ LC_CTYPE=C;export LC_CTYPE
+ LC_TIME=C;export LC_TIME
  if [ ! -r edit ]; then echo 0 > edit; fi
  touch edit
  awk '	{	edit = $1 + 1; }\
  END	{	printf "char version[] = \"Version wu-2.4.2-academ[BETA-13](%d) ", edit > "vers.c";\
  		printf "%d\n", edit > "edit"; }' < edit
  echo `date`'";' >> vers.c
diff -crP wu-ftpd-2.4.2-beta-13/support/makefiles/Makefile.sn6 wu-ftpd-2.4.2-beta-13-newsos6/support/makefiles/Makefile.sn6
*** wu-ftpd-2.4.2-beta-13/support/makefiles/Makefile.sn6	Thu Jan  1 09:00:00 1970
--- wu-ftpd-2.4.2-beta-13-newsos6/support/makefiles/Makefile.sn6	Thu Mar 13 21:16:08 1997
***************
*** 0 ****
--- 1,36 ----
+ #
+ # Makefile for Sony NEWS-OS Release 6.x
+ #
+ CC     = cc
+ AR     = ar cq
+ RANLIB = touch
+ LIBC   = /usr/ccs/lib/libc.a
+ IFLAGS = -I/usr/local/include
+ LFLAGS = -L/usr/local/lib
+ CFLAGS = -O2 ${IFLAGS} ${LFLAGS}
+ 
+ SRCS   = strcasestr.c strsep.c authuser.c snprintf.c
+ OBJS   = strcasestr.o strsep.o authuser.o snprintf.o
+ 
+ all: $(OBJS)
+ 	-rm -f libsupport.a
+ 	${AR} libsupport.a $(OBJS)
+ 	${RANLIB} libsupport.a
+ 
+ clean:
+ 	-rm -f *.o libsupport.a
+ 
+ ftp.h:
+ 	install -c -m 444 ftp.h /usr/local/include/arpa
+ 
+ strcasestr.o: strcasestr.c
+ 	${CC} ${CFLAGS} -c strcasestr.c
+ 
+ strsep.o: strsep.c
+ 	${CC} ${CFLAGS} -c strsep.c
+ 
+ authuser.o: authuser.c
+ 	${CC} ${CFLAGS} -c authuser.c
+ 
+ snprintf.o: snprintf.c
+ 	${CC} ${CFLAGS} -c snprintf.c