diff --git a/sys/auto_init/netif/auto_init_kw2xrf.c b/sys/auto_init/netif/auto_init_kw2xrf.c
index e3819078eb..652040f0f2 100644
--- a/sys/auto_init/netif/auto_init_kw2xrf.c
+++ b/sys/auto_init/netif/auto_init_kw2xrf.c
@@ -65,6 +65,8 @@ void auto_init_kw2xrf(void)
         }
     }
 }
+#else
+typedef int dont_be_pedantic;
 #endif /* MODULE_NG_KW2XRF */
 
 /** @} */
diff --git a/sys/auto_init/netif/auto_init_ng_at86rf2xx.c b/sys/auto_init/netif/auto_init_ng_at86rf2xx.c
index de872d1ba1..f073494bb3 100644
--- a/sys/auto_init/netif/auto_init_ng_at86rf2xx.c
+++ b/sys/auto_init/netif/auto_init_ng_at86rf2xx.c
@@ -64,6 +64,8 @@ void auto_init_ng_at86rf2xx(void)
         }
     }
 }
+#else
+typedef int dont_be_pedantic;
 #endif /* MODULE_NG_AT86RF2XX */
 
 /** @} */
diff --git a/sys/auto_init/netif/auto_init_slip.c b/sys/auto_init/netif/auto_init_slip.c
index b0251a1c12..67fc211fe4 100644
--- a/sys/auto_init/netif/auto_init_slip.c
+++ b/sys/auto_init/netif/auto_init_slip.c
@@ -60,5 +60,7 @@ void auto_init_slip(void)
     }
 }
 
+#else
+typedef int dont_be_pedantic;
 #endif /* MODULE_NG_SLIP */
 /** @} */
diff --git a/sys/auto_init/netif/auto_init_xbee.c b/sys/auto_init/netif/auto_init_xbee.c
index 4fc932abc3..35c076dc7e 100644
--- a/sys/auto_init/netif/auto_init_xbee.c
+++ b/sys/auto_init/netif/auto_init_xbee.c
@@ -67,5 +67,7 @@ void auto_init_xbee(void)
     }
 }
 
+#else
+typedef int dont_be_pedantic;
 #endif /* MODULE_XBEE */
 /** @} */