Retract #19785 and #19756: JPL nowadays works without this

(verified by a true JPL user).

p4raw-id: //depot/perl@19830

diff --git a/perl.c b/perl.c
index a7024c1..9914935 100644 (file)
--- a/perl.c
+++ b/perl.c
@@ -3518,10 +3518,6 @@ S_init_postdump_symbols(pTHX_ register int argc, register char **argv, register
     char *s;
     SV *sv;
     GV* tmpgv;
-#ifdef NEED_ENVIRON_DUP_FOR_MODIFY
-    char **dup_env_base = 0;
-    int dup_env_count = 0;
-#endif
 
     PL_toptarget = NEWSV(0,0);
     sv_upgrade(PL_toptarget, SVt_PVFM);
@@ -3576,26 +3572,6 @@ S_init_postdump_symbols(pTHX_ register int argc, register char **argv, register
        {
            environ[0] = Nullch;
        }
-#ifdef NEED_ENVIRON_DUP_FOR_MODIFY
-       {
-           char **env_base;
-           for (env_base = env; *env; env++) 
-               dup_env_count++;
-           if ((dup_env_base = (char **)
-                safesysmalloc( sizeof(char *) * (dup_env_count+1) ))) {
-               char **dup_env;
-               for (env = env_base, dup_env = dup_env_base;
-                    *env;
-                    env++, dup_env++) {
-                   /* With environ one needs to use safesysmalloc(). */
-                   *dup_env = safesysmalloc(strlen(*env) + 1);
-                   (void)strcpy(*dup_env, *env);
-               }
-               *dup_env = Nullch;
-               env = dup_env_base;
-           } /* else what? */
-       }
-#endif /* NEED_ENVIRON_DUP_FOR_MODIFY */
        if (env)
          for (; *env; env++) {
            if (!(s = strchr(*env,'=')))
@@ -3610,14 +3586,6 @@ S_init_postdump_symbols(pTHX_ register int argc, register char **argv, register
            if (env != environ)
                mg_set(sv);
          }
-#ifdef NEED_ENVIRON_DUP_FOR_MODIFY
-       if (dup_env_base) {
-           char **dup_env;
-           for (dup_env = dup_env_base; *dup_env; dup_env++)
-               safesysfree(*dup_env);
-           safesysfree(dup_env_base);
-       }
-#endif /* NEED_ENVIRON_DUP_FOR_MODIFY */
 #endif /* USE_ENVIRON_ARRAY */
     }
     TAINT_NOT;