--- httpd-2.2.4/modules/aaa/mod_authz_dbm.c.orig	2006-07-12 04:38:44.000000000 +0100
+++ httpd-2.2.4/modules/aaa/mod_authz_dbm.c	2007-08-15 14:07:37.000000000 +0100
@@ -32,6 +32,7 @@
 typedef struct {
     char *grpfile;
     char *dbmtype;
+    int case_insensitive;
     int authoritative;
 } authz_dbm_config_rec;
 
@@ -62,6 +63,7 @@
 
     conf->grpfile = NULL;
     conf->dbmtype = "default";
+    conf->case_insensitive = 0;  /* case sensitive by default */
     conf->authoritative = 1;  /* fortress is secure by default */
 
     return conf;
@@ -75,6 +77,10 @@
     AP_INIT_TAKE1("AuthzDBMType", ap_set_string_slot,
      (void *)APR_OFFSETOF(authz_dbm_config_rec, dbmtype),
      OR_AUTHCFG, "what type of DBM file the group file is"),
+    AP_INIT_FLAG("AuthzDBMCaseInsensitive", ap_set_flag_slot,
+     (void *)APR_OFFSETOF(authz_dbm_config_rec, case_insensitive),
+     OR_AUTHCFG, "Set to 'On' to force tests groupnames"
+     "made by this module to be case insensitive (default is Off.)"),
     AP_INIT_FLAG("AuthzDBMAuthoritative", ap_set_flag_slot,
      (void *)APR_OFFSETOF(authz_dbm_config_rec, authoritative),
      OR_AUTHCFG, "Set to 'Off' to allow access control to be passed along to "
@@ -221,6 +227,9 @@
                     if (!strcmp(v, filegroup)) {
                         return OK;
                     }
+                    if (conf->case_insensitive && !strcasecmp(v, filegroup)) {
+                        return OK;
+                    }
                 }
 
                 if (conf->authoritative) {
@@ -243,6 +252,9 @@
                         if (!strcmp(v, w)) {
                             return OK;
                         }
+                        if (conf->case_insensitive && !strcasecmp(v, w)) {
+                            return OK;
+                        }
                     }
                 }
             }