as a follow up of previous mail 21> Creating library Win32\Release/mod_sofia.2008.lib and object Win32\Release/mod_sofia.2008.exp 21>mod_sofia.obj : error LNK2001: unresolved external symbol _TPTAG_CAPT 21>sofia.obj : error LNK2001: unresolved external symbol _NTATAG_SRV_503 21>C:\Users\jc\Desktop\VOIP\freeswitch\freeswitch\Release/mod/mod_sofia.dll : fatal error LNK1120: 2 unresolved externals