diff --git a/lib/gssapi/gssapi.h b/lib/gssapi/gssapi.h
index d917daca9..493565163 100644
--- a/lib/gssapi/gssapi.h
+++ b/lib/gssapi/gssapi.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997 - 2002 Kungliga Tekniska Högskolan
+ * Copyright (c) 1997 - 2003 Kungliga Tekniska Högskolan
  * (Royal Institute of Technology, Stockholm, Sweden). 
  * All rights reserved. 
  *
@@ -213,6 +213,10 @@ typedef OM_uint32 gss_qop_t;
  */
 #define GSS_C_INDEFINITE 0xfffffffful
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 /*
  * The implementation must reserve static storage for a
  * gss_OID_desc object containing the value
@@ -777,4 +781,8 @@ OM_uint32 gss_krb5_copy_ccache
 OM_uint32
 gss_krb5_compat_des3_mic(OM_uint32 *, gss_ctx_id_t, int);
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif /* GSSAPI_H_ */
diff --git a/lib/gssapi/krb5/gssapi.h b/lib/gssapi/krb5/gssapi.h
index d917daca9..493565163 100644
--- a/lib/gssapi/krb5/gssapi.h
+++ b/lib/gssapi/krb5/gssapi.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997 - 2002 Kungliga Tekniska Högskolan
+ * Copyright (c) 1997 - 2003 Kungliga Tekniska Högskolan
  * (Royal Institute of Technology, Stockholm, Sweden). 
  * All rights reserved. 
  *
@@ -213,6 +213,10 @@ typedef OM_uint32 gss_qop_t;
  */
 #define GSS_C_INDEFINITE 0xfffffffful
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 /*
  * The implementation must reserve static storage for a
  * gss_OID_desc object containing the value
@@ -777,4 +781,8 @@ OM_uint32 gss_krb5_copy_ccache
 OM_uint32
 gss_krb5_compat_des3_mic(OM_uint32 *, gss_ctx_id_t, int);
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif /* GSSAPI_H_ */