diff --git a/src/CMD/ATTRIB/ATTRIB.C b/src/CMD/ATTRIB/ATTRIB.C
index b12a470..256caec 100644
--- a/src/CMD/ATTRIB/ATTRIB.C
+++ b/src/CMD/ATTRIB/ATTRIB.C
@@ -2264,7 +2264,8 @@ WORD Do_dir(path,file)
       strcpy(subdirectory,path);
       strcat(subdirectory,"*.*");
 
-      search_attrib = SUBDIR; /* Find all except volume labels*/       /*;AN000;*/
+      /* Find all except volume labels*/                               /*;AN000;*/
+      search_attrib = SUBDIR | HIDDEN | SYSTEM;                        /*;AN000;*/
       status = Find_first(subdirectory,next,&search_attrib);
 
       while (status == NOERROR) {
@@ -2278,7 +2279,7 @@ WORD Do_dir(path,file)
             strcpy(subdirectory,path);
             strcat(subdirectory,"*.*");
 
-            search_attrib = SUBDIR;                                    /*;AN000;*/
+            search_attrib = SUBDIR | HIDDEN | SYSTEM;                  /*;AN000;*/
             status = Find_next(next,&search_attrib);
             }
          }     /* while */
@@ -2292,21 +2293,18 @@ WORD Do_dir(path,file)
       strcpy(subdirectory,path);
       strcat(subdirectory,file);
 
-      search_attrib = SUBDIR;                                          /*;AN000;*/
+      search_attrib = SUBDIR | HIDDEN | SYSTEM;                        /*;AN000;*/
       status = Find_first(subdirectory,next,&search_attrib);
       while(status == NOERROR) {
 
-         /* Check that this file is not a directory, system file, */
-         /* or a hidden file.                                     */
+         /* Check that this file is not a directory */
          if (  (next[0] != '.') &&
-               ((search_attrib & SUBDIR) == 0) &&
-               ((search_attrib & SYSTEM) == 0) &&
-               ((search_attrib & HIDDEN) == 0) )  {
+               ((search_attrib & SUBDIR) == 0) )  {
             status = Attrib(path,next);
             }
 
          if (status == NOERROR) {
-            search_attrib = SUBDIR;                                    /*;AN000;*/
+            search_attrib = SUBDIR | HIDDEN | SYSTEM;                  /*;AN000;*/
             status = Find_next(next,&search_attrib);
             }
          }      /* while */
diff --git a/src/CMD/ATTRIB/ATTRIB.H b/src/CMD/ATTRIB/ATTRIB.H
index 5297d11..1922d41 100644
--- a/src/CMD/ATTRIB/ATTRIB.H
+++ b/src/CMD/ATTRIB/ATTRIB.H
@@ -188,6 +188,11 @@ char  plusa[]  = "+A";                 /*;AN000; strings for match */
 char  minusa[] = "-A";                 /*;AN000;*/
 char  plusr[]  = "+R";                 /*;AN000;*/
 char  minusr[] = "-R";                 /*;AN000;*/
+char  pluss[]  = "+S";                 /*;AN000; strings for match */
+char  minuss[] = "-S";                 /*;AN000;*/
+char  plush[]  = "+H";                 /*;AN000;*/
+char  minush[] = "-H";                 /*;AN000;*/
+
 
 struct p_null noval =                  /*;AN000; structure for no value list */
      { 0 };                            /*;AN000;*/
@@ -196,11 +201,19 @@ struct ps_valist_blk vals1 =           /*;AN000; +A-A+R-R value list         */
      { p_nval_string,                  /*;AN000;  string value list type     */
        0,                              /*;AN000;  number of ranges           */
        0,                              /*;AN000;  number of numbers          */
-       4,                              /*;AN000;  number of strings          */
+       8,                              /*;AN000;  number of strings          */
        0x20,                           /*;AN000;  item tag                   */
        (WORD)plusa,                    /*;AN000;  address of string          */
        0x20,                           /*;AN000;  item tag                   */
        (WORD)minusa,                   /*;AN000;  address of string          */
+       HIDDEN,                         /*;AN000;  item tag                   */
+       (WORD)plush,                    /*;AN000;  address of string          */
+       HIDDEN,                         /*;AN000;  item tag                   */
+       (WORD)minush,                   /*;AN000;  address of string          */
+       SYSTEM,                         /*;AN000;  item tag                   */
+       (WORD)pluss,                    /*;AN000;  address of string          */
+       SYSTEM,                         /*;AN000;  item tag                   */
+       (WORD)minuss,                   /*;AN000;  address of string          */
        0x01,                           /*;AN000;  item tag                   */
        (WORD)plusr,                    /*;AN000;  address of string          */
        0x01,                           /*;AN000;  item tag                   */
@@ -433,7 +446,7 @@ BYTE             bits[8] = { 0x80,0x40,0x20,0x10,0x08,0x04,0x02,0x01 }; /*;AN000
 BYTE             pmask,                /*;AN000;*/
                  mmask;                /*;AN000;*/
 
-char             as[8] = { ' ',' ','A',' ',' ',' ',' ','R' };           /*;AN000;*/
+char             as[8] = { ' ',' ','A',' ',' ','S','H','R' };           /*;AN000;*/
 char             fix_es_reg[1];        /*;AN000;*/
 char             ext_attr[MAX_KEYWORD];        /*;AN000;*/
 char             error_file_name[256]; /*;AN005;*/