Version NUMBER@1 of Linux , released on NUMBER@2 June NUMBER@3 , was followed by additional major versions under the version NUMBER@1 header : NUMBER@4 January NUMBER@5 - Linux 2.2.0 was released -LRB- NUMBER@6 lines of code -RRB- .

Version NUMBER@1 of Linux , released on June NUMBER@2 , NUMBER@3 , was a landmark . Strong development continued : January NUMBER@4 NUMBER@5 - Linux 2.2.0 was released -LRB- NUMBER@6 lines of code -RRB- .
