* c-lex.c (GET_ENVIRONMENT): Remove.

	* c-lex.c (GET_ENVIRONMENT): Remove.
	* collect2.c (GET_ENV_PATH_LIST): Remove.
	(prefix_from_env): Use GET_ENVIRONMENT.
	* cppinit.c (GET_ENV_PATH_LIST): Remove.
	(init_standard_includes): Use GET_ENVIRONMENT.
	* defaults.h (GET_ENVIRONMENT): Define here if not already.
	* gcc.c (GET_ENV_PATH_LIST): Remove.
	(make_relative_prefix, process_command): Update.
	* protoize.c (GET_ENV_PATH_LIST): Remove.
	(do_processing): Update.
java:
	* jcf-path.c (GET_ENV_PATH_LIST): Remove.
	(jcf_path_init): Use GET_ENVIRONMENT.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@55630 138bc75d-0d04-0410-961f-82ee72b054a4