config BR2_PACKAGE_M4
	bool "m4"
	depends on BR2_USE_WCHAR
	# uses fork()
	depends on BR2_USE_MMU
	# development tool, useless on the target
	depends on BR2_DEPRECATED_SINCE_2014_02
	help
	  An implementation of the traditional Unix macro processor.

	  http://www.gnu.org/software/m4/m4.html

comment "m4 needs a toolchain w/ wchar"
	depends on BR2_DEPRECATED_SINCE_2014_02
	depends on BR2_USE_MMU
	depends on !BR2_USE_WCHAR