This is the only thing left that uses it. * configure.in (GNUSTEP_CFLAGS): Rename from C_SWITCH_X_SYSTEM. * src/Makefile.in (GNUSTEP_CFLAGS): Rename from C_SWITCH_X_SYSTEM. * lwlib/Makefile.in (C_SWITCH_X_SYSTEM): Remove. (ALL_CFLAGS): Remove C_SWITCH_X_SYSTEM. * oldXMenu/Makefile.in (C_SWITCH_X_SYSTEM): Remove. (ALL_CFLAGS): Remove C_SWITCH_X_SYSTEM. * msdos/sedlibmk.inp, msdos/sed1v2.inp: GNUSTEP_CFLAGS replaces C_SWITCH_X_SYSTEM.
This subdirectory contains the Lucid Widget Library (lwlib), which provides a uniform interface to a few different X toolkits. The library was written by Lucid, Inc and released under the terms of the GPL version 1 (or later). It is not considered part of GNU Emacs. This version of the library differs from the original as described in the ChangeLog file.