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+## texk/bibtex-x/ac/bibtex-x.ac: configure.ac fragment for the TeX Live subdirectory texk/bibtex-x/
+dnl
+dnl Copyright (C) 2013 Peter Breitenlohner <tex-live@tug.org>
+dnl You may freely use, modify and/or distribute this file.
+dnl
+## configure options for bibtex-x
+m4_define_default([kpse_indent_26], [26])[]dnl
+m4_define([kpse_bibtex_x_progs], [bibtex8 bibtexu])[]dnl
+AC_FOREACH([Kpse_Prog], kpse_bibtex_x_progs, [dnl
+AC_ARG_ENABLE(Kpse_Prog,
+ AS_HELP_STRING([--disable-]Kpse_Prog,
+ [do not build the ]Kpse_Prog[ program],
+ kpse_indent_26))
+AS_CASE([$enable_]Kpse_Prog,
+ [yes | no], ,
+ [enable_]Kpse_Prog[=yes])
+])
+test "x$enable_bibtex_x:$enable_bibtexu" = xyes:yes && need_icu=yes