* Makefile.in (C_SWITCH_SYSTEM, C_SWITCH_MACHINE) (C_SWITCH_X_SITE): Define using autoconf. * Makefile.in (C_SWITCH_SYSTEM, C_SWITCH_MACHINE) (C_SWITCH_X_SITE): Define using autoconf. * Makefile.in (C_SWITCH_SYSTEM, C_SWITCH_MACHINE): Define using autoconf, not cpp. (ALL_CFLAGS): Use them as make variables.
This directory contains the source code for the architecture-dependent
files that go in ${archlibdir}. At present, these are mostly utility
programs used by GNU Emacs.