google3/third_party/grte/v4_src/glibc-2.19/ports/sysdeps/unix/sysv/linux/tile/tilegx/Makefile - GRTEv4 - Git at Google

 # Provide biarch definitions.
 abi-variants := 64 32
 abi-64-options := -D__LP64__
 abi-64-condition := __WORDSIZE == 64
 abi-32-options := -U__LP64__
 abi-32-condition := __WORDSIZE == 32
	# Provide biarch definitions.
	abi-variants := 64 32
	abi-64-options := -D__LP64__
	abi-64-condition := __WORDSIZE == 64
	abi-32-options := -U__LP64__
	abi-32-condition := __WORDSIZE == 32