11657 Remove old ctf tools

*** 43,53 ****
  #define CTFMERGE_OK     0
  #define CTFMERGE_FATAL  1
  #define CTFMERGE_USAGE  2
  
  #define CTFMERGE_DEFAULT_NTHREADS       8
- #define CTFMERGE_ALTEXEC        "CTFMERGE_ALTEXEC"
  
  static void __attribute__((__noreturn__))
  ctfmerge_fatal(const char *fmt, ...)
  {
          va_list ap;
--- 43,52 ----
*** 310,341 ****
              "\t-m  allow C-based input files to not have CTF\n"
              "\t-o  file to add CTF data to\n",
              g_progname);
  }
  
- static void
- ctfmerge_altexec(char **argv)
- {
-         const char *alt;
-         char *altexec;
- 
-         alt = getenv(CTFMERGE_ALTEXEC);
-         if (alt == NULL || *alt == '\0')
-                 return;
- 
-         altexec = strdup(alt);
-         if (altexec == NULL)
-                 ctfmerge_fatal("failed to allocate memory for altexec\n");
-         if (unsetenv(CTFMERGE_ALTEXEC) != 0)
-                 ctfmerge_fatal("failed to unset %s from environment: %s\n",
-                     CTFMERGE_ALTEXEC, strerror(errno));
- 
-         (void) execv(altexec, argv);
-         ctfmerge_fatal("failed to execute alternate program %s: %s",
-             altexec, strerror(errno));
- }
- 
  int
  main(int argc, char *argv[])
  {
          int err, i, c, ofd;
          uint_t nthreads = CTFMERGE_DEFAULT_NTHREADS;
--- 309,318 ----
*** 347,358 ****
          long argj;
          char *eptr;
  
          g_progname = basename(argv[0]);
  
-         ctfmerge_altexec(argv);
- 
          /*
           * We support a subset of the old CTF merge flags, mostly for
           * compatibility.
           */
          while ((c = getopt(argc, argv, ":d:fgj:l:L:mo:t")) != -1) {
--- 324,333 ----