Return a list copy in #'built-in-face-specifiers, pre-empting modification. 2008-12-21 Aidan Kehoe <kehoea@parhasard.net> * faces.c (Fbuilt_in_face_specifiers): Don't simply warn the user not to modify Vbuilt_in_face_specifiers, enforce this by returning a copy of the list.

AC_PROG_CC
AC_PROG_INSTALL
AC_SUBST(CFLAGS)
AC_SUBST(LDFLAGS)

# Find ELLCC
AC_ARG_VAR([ELLCC], [The path to the ellcc module compiler])
AC_PATH_PROG([ELLCC], [ellcc], ["FAIL"])
AS_IF([test "$ELLCC" = "FAIL"], [AS_ERROR([Cannot find ellcc])])