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220a9ecba1
This incorporates: 2018-01-01 maint: Run 'make update-copyright' 2017-12-29 Add cross-compilation results for GNU/Hurd. 2017-12-12 explicit_bzero: port to macOS + Clang 9.0.0
20 lines
579 B
Plaintext
20 lines
579 B
Plaintext
# byteswap.m4 serial 4
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dnl Copyright (C) 2005, 2007, 2009-2018 Free Software Foundation, Inc.
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dnl This file is free software; the Free Software Foundation
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dnl gives unlimited permission to copy and/or distribute it,
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dnl with or without modifications, as long as this notice is preserved.
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dnl Written by Oskar Liljeblad.
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AC_DEFUN([gl_BYTESWAP],
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[
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dnl Prerequisites of lib/byteswap.in.h.
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AC_CHECK_HEADERS([byteswap.h], [
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BYTESWAP_H=''
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], [
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BYTESWAP_H='byteswap.h'
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])
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AC_SUBST([BYTESWAP_H])
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AM_CONDITIONAL([GL_GENERATE_BYTESWAP_H], [test -n "$BYTESWAP_H"])
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])
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