diff --git a/programs/network/ftpd/ftpd.asm b/programs/network/ftpd/ftpd.asm
index 1378897f27..e3c7a6b469 100644
--- a/programs/network/ftpd/ftpd.asm
+++ b/programs/network/ftpd/ftpd.asm
@@ -270,6 +270,7 @@ threadloop:
         mov     ecx, [ebp + thread_data.socketnum]
         mov     edx, [ebp + thread_data.buffer_ptr]
         mov     esi, sizeof.thread_data.buffer    ;;; FIXME
+        xor     edi, edi
         mcall   recv
         inc     eax                                     ; error? (-1)
         jz      threadloop
diff --git a/programs/network/ircc/socket.inc b/programs/network/ircc/socket.inc
index 3b11930716..473065b468 100644
--- a/programs/network/ircc/socket.inc
+++ b/programs/network/ircc/socket.inc
@@ -205,7 +205,7 @@ read_incoming_data:
 ; TODO: read more data if we receive one full packet
 
   .nextpacket:
-        mcall   recv, [socketnum], packetbuf, 1024      ; read a packet
+        mcall   recv, [socketnum], packetbuf, 1024, 0   ; read a packet
         inc     eax                                     ; check if we got one
         jz      .done
         dec     eax
diff --git a/programs/network/pppoe/pppoe.asm b/programs/network/pppoe/pppoe.asm
index af9b51b8b9..9805d659df 100644
--- a/programs/network/pppoe/pppoe.asm
+++ b/programs/network/pppoe/pppoe.asm
@@ -129,7 +129,7 @@ mainloop:
         test    eax, 0x200                      ; con window closed?
         jnz     close_conn
 
-        mcall   recv, [socketnum], buffer, 4096
+        mcall   recv, [socketnum], buffer, 4096, 0
         cmp     eax, sizeof.PPPoE_frame
         jb      mainloop
 
diff --git a/programs/network/tcpserv/tcpserv.asm b/programs/network/tcpserv/tcpserv.asm
index 6e71f2b468..2795aa53b2 100644
--- a/programs/network/tcpserv/tcpserv.asm
+++ b/programs/network/tcpserv/tcpserv.asm
@@ -79,7 +79,7 @@ start:
   .loop:
         mcall   10
 
-        mcall   recv, [socketnum2], buffer, buffer.length
+        mcall   recv, [socketnum2], buffer, buffer.length, 0
         cmp     eax, -1
         je      .loop
 
diff --git a/programs/network/zeroconf/zeroconf.asm b/programs/network/zeroconf/zeroconf.asm
index 3fde8df43b..94c6c3a003 100644
--- a/programs/network/zeroconf/zeroconf.asm
+++ b/programs/network/zeroconf/zeroconf.asm
@@ -293,7 +293,7 @@ send_dhcpmsg:
         mcall   23, TIMEOUT*10                          ; wait for data
 
 read_data:                                              ; we have data - this will be the response
-        mcall   75, 7, [socketNum], [dhcpMsg], BUFFER   ; read data from socket
+        mcall   75, 7, [socketNum], [dhcpMsg], BUFFER, 0   ; read data from socket
 
         DEBUGF  1,"->%d bytes received\n", eax