diff -c som_pak-3.1/fileio.c som_pak-3.1.new/fileio.c
*** som_pak-3.1/fileio.c	1995-04-07 09:01:00.000000000 +0900
--- som_pak-3.1.new/fileio.c	2009-06-08 22:07:46.000000000 +0900
***************
*** 377,383 ****
  
  static char progname_real[512];
  
! char *setprogname(char *argv0)
  {
    char *s, *s2;
    static char *progname = NULL;
--- 377,383 ----
  
  static char progname_real[512];
  
! char *setprogname_som(char *argv0)
  {
    char *s, *s2;
    static char *progname = NULL;
diff -c som_pak-3.1/fileio.h som_pak-3.1.new/fileio.h
*** som_pak-3.1/fileio.h	1995-04-07 09:01:00.000000000 +0900
--- som_pak-3.1.new/fileio.h	2009-06-08 22:07:38.000000000 +0900
***************
*** 69,75 ****
  char *getline(struct file_info *fi);
  
  /* for getting the program name */
! char *setprogname(char *argv0);
! #define getprogname() setprogname(NULL);
  
  #endif /* SOMPAK_FILEIO_H */
--- 69,75 ----
  char *getline(struct file_info *fi);
  
  /* for getting the program name */
! char *setprogname_som(char *argv0);
! #define getprogname_som() setprogname_som(NULL);
  
  #endif /* SOMPAK_FILEIO_H */
diff -c som_pak-3.1/lvq_pak.c som_pak-3.1.new/lvq_pak.c
*** som_pak-3.1/lvq_pak.c	1995-04-07 09:01:00.000000000 +0900
--- som_pak-3.1.new/lvq_pak.c	2009-06-08 22:08:09.000000000 +0900
***************
*** 470,476 ****
    char *s;
  
    /* set program name */
!   setprogname(argv[0]);
  
  #ifndef NO_PIPED_COMMANDS
    /* command for compressing */
--- 470,476 ----
    char *s;
  
    /* set program name */
!   setprogname_som(argv[0]);
  
  #ifndef NO_PIPED_COMMANDS
    /* command for compressing */
diff -c som_pak-3.1/makefile.unix som_pak-3.1.new/makefile.unix
*** som_pak-3.1/makefile.unix	1995-04-07 09:01:00.000000000 +0900
--- som_pak-3.1.new/makefile.unix	2009-06-08 18:46:03.000000000 +0900
***************
*** 1,19 ****
  
  # 
! CC=cc
! CFLAGS=-O
! LDFLAGS=-s
! LDLIBS=-lm
! LD=$(CC)
! 
! ## NetBSD-1.0 (tested on Amiga)
! ## 
! #CC=gcc
! #CFLAGS=-O2
  #LDFLAGS=-s
  #LDLIBS=-lm
  #LD=$(CC)
  
  # DEC Alpha/OSF
  #
  #CC=cc
--- 1,19 ----
  
  # 
! #CC=cc
! #CFLAGS=-O
  #LDFLAGS=-s
  #LDLIBS=-lm
  #LD=$(CC)
  
+ ## NetBSD-1.0 (tested on Amiga)
+ ## 
+ CC=gcc
+ CFLAGS=-O2
+ LDFLAGS=-s
+ LDLIBS=-lm
+ LD=$(CC)
+ 
  # DEC Alpha/OSF
  #
  #CC=cc