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25 lines
707 B
Plaintext
25 lines
707 B
Plaintext
#serial 2
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dnl Copyright (C) 2005 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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AC_DEFUN([gl_PAGEALIGN_ALLOC],
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[
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dnl Persuade glibc <sys/mman.h> to define MAP_ANONYMOUS.
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AC_REQUIRE([AC_GNU_SOURCE])
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AC_LIBSOURCE([pagealign_alloc.h])
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AC_LIBOBJ([pagealign_alloc])
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gl_PREREQ_PAGEALIGN_ALLOC
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])
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# Prerequisites of lib/pagealign_alloc.c.
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AC_DEFUN([gl_PREREQ_PAGEALIGN_ALLOC],
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[
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AC_REQUIRE([gl_FUNC_MMAP_ANON])
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AC_REQUIRE([gl_GETPAGESIZE])
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AC_CHECK_FUNCS_ONCE([posix_memalign])
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AC_CHECK_HEADERS_ONCE([unistd.h])
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])
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