LN		AC_PROG_LN_S
AWK		AC_PROG_AWK
CC		AC_PROG_CC
CPP		AC_PROG_CPP
CXX		AC_PROG_CXX
INSTALL		AC_PROG_INSTALL
LEX		AC_PROG_LEX
RANLIB		AC_PROG_RANLIB
YACC		AC_PROG_YACC
BISON		AC_PROG_YACC
MAKE		AC_PROG_MAKE_SET