Hello, Tried to compile Pjsip 2.1 using mingw (gcc version 4.8.1) but when executed ./configure under msys bash I get this problem aconfigure: WARNING: winsock.h: present but cannot be compiled aconfigure: WARNING: winsock.h: check for missing prerequisite headers? aconfigure: WARNING: winsock.h: see the Autoconf documentation aconfigure: WARNING: winsock.h: section "Present But Cannot Be Compiled" aconfigure: WARNING: winsock.h: proceeding with the compiler's result checking for winsock.h... no checking winsock2.h usability... no checking winsock2.h presence... yes aconfigure: WARNING: winsock2.h: present but cannot be compiled aconfigure: WARNING: winsock2.h: check for missing prerequisite headers? aconfigure: WARNING: winsock2.h: see the Autoconf documentation aconfigure: WARNING: winsock2.h: section "Present But Cannot Be Compiled" aconfigure: WARNING: winsock2.h: proceeding with the compiler's result checking for winsock2.h... no checking for mswsock.h... no checking ws2tcpip.h usability... no checking ws2tcpip.h presence... yes aconfigure: WARNING: ws2tcpip.h: present but cannot be compiled aconfigure: WARNING: ws2tcpip.h: check for missing prerequisite headers? aconfigure: WARNING: ws2tcpip.h: see the Autoconf documentation aconfigure: WARNING: ws2tcpip.h: section "Present But Cannot Be Compiled" aconfigure: WARNING: ws2tcpip.h: proceeding with the compiler's result How could I resolve it? Please Help me. PS: I attached the configure.log with this email -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.pjsip.org/pipermail/pjsip_lists.pjsip.org/attachments/20140207/6a20c0cd/attachment-0001.html> -------------- next part -------------- A non-text attachment was scrubbed... Name: config.log Type: application/octet-stream Size: 141177 bytes Desc: not available URL: <http://lists.pjsip.org/pipermail/pjsip_lists.pjsip.org/attachments/20140207/6a20c0cd/attachment-0001.log>