make: prefix errors and such with the right command name

*** 1498,1508 ****
                  svr4 = true;
                  return 0;
          case 'v':                       /* Version flag */
                  if (invert_this) {
                  } else {
!                         fprintf(stdout, "dmake: %s\n", verstring);
                          exit_status = 0;
                          exit(0);
                  }
                  return 0;
          case 'w':                        /* Unconditional flag */
--- 1498,1508 ----
                  svr4 = true;
                  return 0;
          case 'v':                       /* Version flag */
                  if (invert_this) {
                  } else {
!                         fprintf(stdout, "%s: %s\n", getprogname(), verstring);
                          exit_status = 0;
                          exit(0);
                  }
                  return 0;
          case 'w':                        /* Unconditional flag */
*** 3185,3211 ****
          putenv(mlev);
  
          if(report_cwd) {
                  if(make_level_val <= 0) {
                          if(entering) {
!                                 sprintf( rcwd
!                                        , gettext("dmake: Entering directory `%s'\n")
!                                        , get_current_path());
!                         } else {
!                                 sprintf( rcwd
!                                        , gettext("dmake: Leaving directory `%s'\n")
!                                        , get_current_path());
                          }
                  } else {
                          if(entering) {
!                                 sprintf( rcwd
!                                        , gettext("dmake[%d]: Entering directory `%s'\n")
!                                        , make_level_val, get_current_path());
!                         } else {
!                                 sprintf( rcwd
!                                        , gettext("dmake[%d]: Leaving directory `%s'\n")
!                                        , make_level_val, get_current_path());
                          }
                  }
                  printf("%s", rcwd);
          }
  }
--- 3185,3215 ----
          putenv(mlev);
  
          if(report_cwd) {
                  if(make_level_val <= 0) {
                          if(entering) {
!                                 sprintf(rcwd,
!                                     gettext("%s: Entering directory `%s'\n"),
!                                     getprogname(),
!                                     get_current_path());
!                         } else {
!                                 sprintf(rcwd,
!                                     gettext("%s: Leaving directory `%s'\n"),
!                                     getprogname(),
!                                     get_current_path());
                          }
                  } else {
                          if(entering) {
!                                 sprintf(rcwd,
!                                     gettext("%s[%d]: Entering directory `%s'\n"),
!                                     getprogname(),
!                                     make_level_val, get_current_path());
!                         } else {
!                                 sprintf(rcwd,
!                                     gettext("%s[%d]: Leaving directory `%s'\n"),
!                                     getprogname(),
!                                     make_level_val, get_current_path());
                          }
                  }
                  printf("%s", rcwd);
          }
  }