diff -urN cyrus-sasl-2.1.14/acconfig.h cyrus-sasl-2.1.14-modified/acconfig.h
--- cyrus-sasl-2.1.14/acconfig.h	2003-04-15 11:24:04.000000000 -0500
+++ cyrus-sasl-2.1.14-modified/acconfig.h	2003-07-09 00:24:07.000000000 -0500
@@ -109,6 +109,9 @@
 /* what flavor of GSSAPI are we using? */
 #undef HAVE_GSS_C_NT_HOSTBASED_SERVICE
 
+/* does GSSAPI provide GSS_C_NT_USER_NAME? */
+#undef HAVE_GSS_C_NT_USER_NAME
+
 /* do we have gssapi.h or gssapi/gssapi.h? */
 #undef HAVE_GSSAPI_H
 
diff -urN cyrus-sasl-2.1.14/plugins/gssapi.c cyrus-sasl-2.1.14-modified/plugins/gssapi.c
--- cyrus-sasl-2.1.14/plugins/gssapi.c	2003-05-30 18:17:48.000000000 -0500
+++ cyrus-sasl-2.1.14-modified/plugins/gssapi.c	2003-07-09 00:27:41.000000000 -0500
@@ -772,7 +772,12 @@
 	    
 	    maj_stat = gss_import_name (&min_stat,
 					&name_without_realm,
-					GSS_C_NT_USER_NAME,
+					/* Solaris 8/9 gss_import_name doesn't accept GSS_C_NULL_OID here, so use GSS_C_NT_USER_NAME instead if available. */
+					#ifdef HAVE_GSS_C_NT_USER_NAME
+						GSS_C_NT_USER_NAME,
+					#else
+						GSS_C_NULL_OID,
+					#endif
 					&without);
 	    
 	    if (GSS_ERROR(maj_stat)) {