sentence: specifications generic : edition 4.1 ( 1997-03-18 ) ( october 2009 ) version 1.5 draft 2 ( may 1998 ) amd64 : arm : ia-32 : ia-64 : ( september 2000 ) m32r : version 1.2 ( 2004-08-26 ) mips : ( 2003-06-11 ) motorola 6800 : pa-risc : version 1.43 ( october 6 , 1997 ) powerpc : 32-bit implementation ( 1995-10-01 ) version 1.9 ( 2004 ) sparc : s/390 : zseries : symbian os 9 : 86open 86open was a project to form consensus on a common binary file format for unix and unix-like operating system on the common pc compatible x86 architecture , so as to encourage software developers to port to the architecture .