+ <if property="ARCH" value="i386">
+ <directory name="i386">
+ <file>portio.c</file>
+ <file>systimer.S</file>
+ <file>trap.S</file>
+ </directory>
+ </if>
+ <if property="ARCH" value="amd64">
+ <directory name="amd64">
+ <file>x86bios.c</file>
+ <file>systimer.S</file>
+ </directory>
+ </if>