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      1 # execute.m4 serial 1
      2 dnl Copyright (C) 2003 Free Software Foundation, Inc.
      3 dnl This file is free software; the Free Software Foundation
      4 dnl gives unlimited permission to copy and/or distribute it,
      5 dnl with or without modifications, as long as this notice is preserved.
      6 
      7 AC_DEFUN([gl_EXECUTE],
      8 [
      9   dnl Prerequisites of lib/execute.c.
     10   AC_REQUIRE([AC_C_INLINE])
     11   AC_REQUIRE([AC_TYPE_MODE_T])
     12   AC_CHECK_HEADERS_ONCE(unistd.h)
     13   AC_REQUIRE([AC_FUNC_FORK])
     14   AC_CHECK_FUNCS(posix_spawn)
     15 ])
     16