Added the new protocol source files to the non-autoconf build files

packages/Symbian/group/libcurl.mmp

@@ -32,7 +32,7 @@ SOURCE \
   inet_ntop.c parsedate.c select.c gtls.c sslgen.c tftp.c splay.c   \
   strdup.c socks.c ssh.c nss.c qssl.c rawstr.c curl_addrinfo.c      \
   socks_gssapi.c socks_sspi.c curl_sspi.c slist.c nonblock.c        \
-  curl_rand.c curl_memrchr.c
+  curl_rand.c curl_memrchr.c imap.c pop3.c smtp.c pingpong.c
 
 USERINCLUDE   ../../../lib ../../../include/curl
 #ifdef ENABLE_SSL