Index: uspace/app/hbench/env.c
===================================================================
--- uspace/app/hbench/env.c	(revision 3fea75289c10d725fe81e0e0e160535d3f80e6f6)
+++ uspace/app/hbench/env.c	(revision 8d2289c2226c7d57793e250ebe2f55eb61de2259)
@@ -89,5 +89,5 @@
 };
 
-extern errno_t bench_env_init(bench_env_t *env)
+errno_t bench_env_init(bench_env_t *env)
 {
 	bool ok = hash_table_create(&env->parameters, 0, 0, &param_hash_table_ops);
@@ -102,5 +102,5 @@
 }
 
-extern void bench_env_cleanup(bench_env_t *env)
+void bench_env_cleanup(bench_env_t *env)
 {
 	hash_table_destroy(&env->parameters);
Index: uspace/lib/ieee80211/src/ieee80211.c
===================================================================
--- uspace/lib/ieee80211/src/ieee80211.c	(revision 3fea75289c10d725fe81e0e0e160535d3f80e6f6)
+++ uspace/lib/ieee80211/src/ieee80211.c	(revision 8d2289c2226c7d57793e250ebe2f55eb61de2259)
@@ -479,5 +479,5 @@
 }
 
-extern bool ieee80211_query_using_key(ieee80211_dev_t *ieee80211_dev)
+bool ieee80211_query_using_key(ieee80211_dev_t *ieee80211_dev)
 {
 	fibril_mutex_lock(&ieee80211_dev->gen_mutex);
Index: uspace/lib/virtio/virtio.c
===================================================================
--- uspace/lib/virtio/virtio.c	(revision 3fea75289c10d725fe81e0e0e160535d3f80e6f6)
+++ uspace/lib/virtio/virtio.c	(revision 8d2289c2226c7d57793e250ebe2f55eb61de2259)
@@ -85,5 +85,5 @@
  *                 previously allocated by virtio_setup_dma_bufs().
  */
-extern void virtio_teardown_dma_bufs(void *buf[])
+void virtio_teardown_dma_bufs(void *buf[])
 {
 	if (buf[0]) {