diff -Naur mc-4.6.0-orig/src/cmd.c mc-4.6.0/src/cmd.c
--- mc-4.6.0-orig/src/cmd.c	2003-02-05 16:54:33.000000000 +0100
+++ mc-4.6.0/src/cmd.c	2003-09-15 17:24:51.000000000 +0200
@@ -542,7 +542,7 @@
             if (dirflag)
                 continue;
 	}
-	c = regexp_match (reg_exp_t, cpanel->dir.list [i].fname, match_file);
+	c = regexp_match (reg_exp_t, cpanel->dir.list [i].fname, match_file, 0);
 	if (c == -1){
 	    message (1, MSG_ERROR, _("  Malformed regular expression  "));
 	    g_free (reg_exp);
@@ -588,7 +588,7 @@
             if (dirflag)
                 continue;
         }
-	c = regexp_match (reg_exp_t, cpanel->dir.list [i].fname, match_file);
+	c = regexp_match (reg_exp_t, cpanel->dir.list [i].fname, match_file, 0);
 	if (c == -1){
 	    message (1, MSG_ERROR, _("  Malformed regular expression  "));
 	    g_free (reg_exp);
diff -Naur mc-4.6.0-orig/src/dir.c mc-4.6.0/src/dir.c
--- mc-4.6.0-orig/src/dir.c	2003-01-21 01:41:45.000000000 +0100
+++ mc-4.6.0/src/dir.c	2003-09-15 17:25:06.000000000 +0200
@@ -404,7 +404,7 @@
 	    *stale_link = 1;
     }
     if (!(S_ISDIR (buf1->st_mode) || *link_to_dir) && filter
-	&& !regexp_match (filter, dp->d_name, match_file))
+	&& !regexp_match (filter, dp->d_name, match_file, 0))
 	return 0;
 
     /* Need to grow the *list? */
diff -Naur mc-4.6.0-orig/src/ext.c mc-4.6.0/src/ext.c
--- mc-4.6.0-orig/src/ext.c	2002-11-14 08:25:19.000000000 +0100
+++ mc-4.6.0/src/ext.c	2003-09-15 17:25:32.000000000 +0200
@@ -450,7 +450,7 @@
 
     if (content_string && content_string[0]
 	&& regexp_match (ptr, content_string + content_shift,
-			 match_normal)) {
+			 match_normal, 0)) {
 	found = 1;
     }
 
@@ -593,11 +593,11 @@
 		/* Do not transform shell patterns, you can use shell/ for
 		 * that
 		 */
-		if (regexp_match (p, filename, match_normal))
+		if (regexp_match (p, filename, match_normal, 0))
 		    found = 1;
 	    } else if (!strncmp (p, "directory/", 10)) {
 		if (S_ISDIR (mystat.st_mode)
-		    && regexp_match (p + 10, filename, match_normal))
+		    && regexp_match (p + 10, filename, match_normal, 0))
 		    found = 1;
 	    } else if (!strncmp (p, "shell/", 6)) {
 		p += 6;
diff -Naur mc-4.6.0-orig/src/find.c mc-4.6.0/src/find.c
--- mc-4.6.0-orig/src/find.c	2002-12-24 12:28:26.000000000 +0100
+++ mc-4.6.0/src/find.c	2003-09-15 17:55:21.000000000 +0200
@@ -507,6 +507,7 @@
     static int pos;
     static int subdirs_left = 0;
     char *tmp_name;		/* For building file names */
+    int flags = 0;
 
     if (!h) { /* someone forces me to close dirp */
 	if (dirp) {
@@ -516,6 +517,10 @@
         dp = 0;
 	return 1;
     }
+
+    if (!(case_sense->state & C_BOOL))
+        flags |= REG_ICASE;
+
  do_search_begin:
     while (!dp){
 	
@@ -589,7 +594,7 @@
 	}
     }
 
-    if (regexp_match (find_pattern, dp->d_name, match_file)){
+    if (regexp_match (find_pattern, dp->d_name, match_file, flags)){
 	if (content_pattern)
 	    search_content (h, directory, dp->d_name);
 	else 
diff -Naur mc-4.6.0-orig/src/user.c mc-4.6.0/src/user.c
--- mc-4.6.0-orig/src/user.c	2002-11-29 04:03:53.000000000 +0100
+++ mc-4.6.0/src/user.c	2003-09-15 17:26:18.000000000 +0200
@@ -390,18 +390,18 @@
 	    break;
 	case 'f': /* file name pattern */
 	    p = extract_arg (p, arg);
-	    *condition = panel && regexp_match (arg, panel->dir.list [panel->selected].fname, match_file);
+	    *condition = panel && regexp_match (arg, panel->dir.list [panel->selected].fname, match_file, 0);
 	    break;
 	case 'y': /* syntax pattern */
             if (edit_widget && edit_widget->syntax_type) {
 	        p = extract_arg (p, arg);
 	        *condition = panel &&
-                    regexp_match (arg, edit_widget->syntax_type, match_normal);
+                    regexp_match (arg, edit_widget->syntax_type, match_normal, 0);
 	    }
                 break;
 	case 'd':
 	    p = extract_arg (p, arg);
-	    *condition = panel && regexp_match (arg, panel->cwd, match_file);
+	    *condition = panel && regexp_match (arg, panel->cwd, match_file, 0);
 	    break;
 	case 't':
 	    p = extract_arg (p, arg);
diff -Naur mc-4.6.0-orig/src/util.c mc-4.6.0/src/util.c
--- mc-4.6.0-orig/src/util.c	2003-01-28 23:58:23.000000000 +0100
+++ mc-4.6.0/src/util.c	2003-09-15 17:55:00.000000000 +0200
@@ -537,26 +537,29 @@
 	return  g_strdup (pattern);
 }
 
-int regexp_match (char *pattern, char *string, int match_type)
+int regexp_match (char *pattern, char *string, int match_type, int flags)
 {
     static regex_t r;
     static char *old_pattern = NULL;
     static int old_type;
+    static int old_flags;
     int    rval;
 
-    if (!old_pattern || STRCOMP (old_pattern, pattern) || old_type != match_type){
+    if (!old_pattern || STRCOMP (old_pattern, pattern) || old_type != match_type || old_flags != flags){
 	if (old_pattern){
 	    regfree (&r);
 	    g_free (old_pattern);
 	    old_pattern = NULL;
 	}
 	pattern = convert_pattern (pattern, match_type, 0);
-	if (regcomp (&r, pattern, REG_EXTENDED|REG_NOSUB|MC_ARCH_FLAGS)) {
+	
+	if (regcomp (&r, pattern, REG_EXTENDED|REG_NOSUB|MC_ARCH_FLAGS|flags)) {
 	    g_free (pattern);
 	    return -1;
 	}
 	old_pattern = pattern;
 	old_type = match_type;
+	old_flags = flags;
     }
     rval = !regexec (&r, string, 0, NULL, 0);
     return rval;
diff -Naur mc-4.6.0-orig/src/util.h mc-4.6.0/src/util.h
--- mc-4.6.0-orig/src/util.h	2003-01-27 22:07:29.000000000 +0100
+++ mc-4.6.0/src/util.h	2003-09-15 17:23:04.000000000 +0200
@@ -65,7 +65,7 @@
 enum { match_file, match_normal };
 extern int easy_patterns;
 char *convert_pattern (char *pattern, int match_type, int do_group);
-int regexp_match (char *pattern, char *string, int match_type);
+int regexp_match (char *pattern, char *string, int match_type, int flags);
 
 /* Error pipes */
 void open_error_pipe (void);