src/libthread/sysofiles.sh - plan9 - Git at Google

 #!/bin/sh

 tag="${SYSNAME:-`uname -m`}-${OBJTYPE:-`uname`}-`uname -r`-${CC9:-cc}"
 case "$tag" in
 *-Linux-2.6.*)
 	echo pthread.o
 	;;
 *-FreeBSD-5.*)
 	echo pthread.o
 	;;
 *)
 	echo `uname`.o `uname`asm.o
 esac
	#!/bin/sh

	tag="${SYSNAME:-`uname -m`}-${OBJTYPE:-`uname`}-`uname -r`-${CC9:-cc}"
	case "$tag" in
	-Linux-2.6.)
	echo pthread.o
	;;
	-FreeBSD-5.)
	echo pthread.o
	;;
	*)
	echo `uname`.o `uname`asm.o
	esac