Compilation error on UNIX/Linux “file not recognized”.

If during the compilation on UNIX/Linux either using 4make tool or using ‘Hydra Studio’ you get this error:
libwsclient.so: file not recognized: File format not recognized
collect2: ld returned 1 exit status

You need to upgrade your OS. Your kernel version should be not less than 2.6.24, gcc version not less than 4.1.3, libc version not less than 2.6.