kc3-lang/gnulib/m4/pagealign_alloc.m4

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• Hash : 2321bc21
  Author :
  Date : 2007-12-03T12:57:05
  

  Move declaration of getpagesize() from getpagesize.h to unistd.h.
  

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• m4/pagealign_alloc.m4

• #serial 5
  dnl Copyright (C) 2005, 2006, 2007 Free Software Foundation, Inc.
  dnl This file is free software; the Free Software Foundation
  dnl gives unlimited permission to copy and/or distribute it,
  dnl with or without modifications, as long as this notice is preserved.
  
  AC_DEFUN([gl_PAGEALIGN_ALLOC],
  [
    dnl Persuade glibc <sys/mman.h> to define MAP_ANONYMOUS.
    AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS])
  
    AC_LIBOBJ([pagealign_alloc])
    gl_PREREQ_PAGEALIGN_ALLOC
  ])
  
  # Prerequisites of lib/pagealign_alloc.c.
  AC_DEFUN([gl_PREREQ_PAGEALIGN_ALLOC],
  [
    AC_REQUIRE([gl_FUNC_MMAP_ANON])
    AC_CHECK_FUNCS_ONCE([posix_memalign])
    AC_CHECK_HEADERS_ONCE([unistd.h])
  ])
  

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