Index: uspace/srv/console/console.c
===================================================================
--- uspace/srv/console/console.c	(revision 3115355436bd3be893ea7ad92686758cb9124a41)
+++ uspace/srv/console/console.c	(revision 27d293a00b593b6f5a44432241d1ea84ac4ad4e1)
@@ -538,6 +538,6 @@
 	    PROTO_READ | PROTO_WRITE, MAP_ANONYMOUS | MAP_PRIVATE, 0, 0);
 	if (!interbuffer) {
-		if (async_req_3_0(fb_info.phone, IPC_M_AS_AREA_SEND,
-		    (ipcarg_t) interbuffer, 0, AS_AREA_READ) != 0) {
+		if (ipc_share_out_send(fb_info.phone, interbuffer,
+		    AS_AREA_READ) != EOK) {
 			munmap(interbuffer,
 			    sizeof(keyfield_t) * fb_info.cols * fb_info.rows);
Index: uspace/srv/console/gcons.c
===================================================================
--- uspace/srv/console/gcons.c	(revision 3115355436bd3be893ea7ad92686758cb9124a41)
+++ uspace/srv/console/gcons.c	(revision 27d293a00b593b6f5a44432241d1ea84ac4ad4e1)
@@ -326,6 +326,5 @@
 	if (rc)
 		goto exit;
-	rc = async_req_3_0(fbphone, IPC_M_AS_AREA_SEND, (ipcarg_t) shm, 0,
-	    PROTO_READ);
+	rc = ipc_share_out_send(fbphone, shm, PROTO_READ);
 	if (rc)
 		goto drop;
@@ -388,6 +387,5 @@
 	if (rc)
 		goto exit;
-	rc = async_req_3_0(fbphone, IPC_M_AS_AREA_SEND, (ipcarg_t) shm, 0,
-	    PROTO_READ);
+	rc = ipc_share_out_send(fbphone, shm, PROTO_READ);
 	if (rc)
 		goto drop;
Index: uspace/srv/fb/ega.c
===================================================================
--- uspace/srv/fb/ega.c	(revision 3115355436bd3be893ea7ad92686758cb9124a41)
+++ uspace/srv/fb/ega.c	(revision 27d293a00b593b6f5a44432241d1ea84ac4ad4e1)
@@ -209,5 +209,5 @@
 			ipc_answer_0(callid, EOK);
 			return; /* Exit thread */
-		case IPC_M_AS_AREA_SEND:
+		case IPC_M_SHARE_OUT:
 			/* We accept one area for data interchange */
 			intersize = IPC_GET_ARG2(call);
Index: uspace/srv/fb/fb.c
===================================================================
--- uspace/srv/fb/fb.c	(revision 3115355436bd3be893ea7ad92686758cb9124a41)
+++ uspace/srv/fb/fb.c	(revision 27d293a00b593b6f5a44432241d1ea84ac4ad4e1)
@@ -748,5 +748,5 @@
 
 	switch (IPC_GET_METHOD(*call)) {
-	case IPC_M_AS_AREA_SEND:
+	case IPC_M_SHARE_OUT:
 		/* We accept one area for data interchange */
 		if (IPC_GET_ARG1(*call) == shm_id) {
Index: uspace/srv/ns/ns.c
===================================================================
--- uspace/srv/ns/ns.c	(revision 3115355436bd3be893ea7ad92686758cb9124a41)
+++ uspace/srv/ns/ns.c	(revision 27d293a00b593b6f5a44432241d1ea84ac4ad4e1)
@@ -118,5 +118,5 @@
 		callid = ipc_wait_for_call(&call);
 		switch (IPC_GET_METHOD(call)) {
-		case IPC_M_AS_AREA_RECV:
+		case IPC_M_SHARE_IN:
 			switch (IPC_GET_ARG3(call)) {
 			case SERVICE_MEM_REALTIME:
Index: uspace/srv/rd/rd.c
===================================================================
--- uspace/srv/rd/rd.c	(revision 3115355436bd3be893ea7ad92686758cb9124a41)
+++ uspace/srv/rd/rd.c	(revision 27d293a00b593b6f5a44432241d1ea84ac4ad4e1)
@@ -104,12 +104,12 @@
 	 * Now we wait for the client to send us its communication as_area.
 	 */
-	callid = async_get_call(&call);
-	if (IPC_GET_METHOD(call) == IPC_M_AS_AREA_SEND) {
-		if (IPC_GET_ARG1(call) >= (ipcarg_t) BLOCK_SIZE) {
+	size_t size;
+	if (ipc_share_out_receive(&callid, &size, NULL)) {
+		if (size >= BLOCK_SIZE) {
 			/*
 			 * The client sends an as_area that can absorb the whole
 			 * block.
 			 */
-			ipc_answer_1(callid, EOK, (uintptr_t) fs_va);
+			(void) ipc_share_out_deliver(callid, fs_va);
 		} else {
 			/*
Index: uspace/srv/vfs/vfs_register.c
===================================================================
--- uspace/srv/vfs/vfs_register.c	(revision 3115355436bd3be893ea7ad92686758cb9124a41)
+++ uspace/srv/vfs/vfs_register.c	(revision 27d293a00b593b6f5a44432241d1ea84ac4ad4e1)
@@ -271,6 +271,6 @@
 	 * The client will want us to send him the address space area with PLB.
 	 */
-	callid = async_get_call(&call);
-	if (IPC_GET_METHOD(call) != IPC_M_AS_AREA_RECV) {
+
+	if (!ipc_share_in_receive(&callid, &size)) {
 		dprintf("Unexpected call, method = %d\n", IPC_GET_METHOD(call));
 		list_remove(&fs_info->fs_link);
@@ -286,5 +286,4 @@
 	 * We can only send the client address space area PLB_SIZE bytes long.
 	 */
-	size = IPC_GET_ARG2(call);
 	if (size != PLB_SIZE) {
 		dprintf("Client suggests wrong size of PFB, size = %d\n", size);
@@ -301,6 +300,6 @@
 	 * Commit to read-only sharing the PLB with the client.
 	 */
-	ipc_answer_2(callid, EOK, (ipcarg_t) plb,
-	    (ipcarg_t) (AS_AREA_READ | AS_AREA_CACHEABLE));	
+	(void) ipc_share_in_deliver(callid, plb,
+	    AS_AREA_READ | AS_AREA_CACHEABLE);
 
 	dprintf("Sharing PLB.\n");