Tweak comment.

[gnulib.git] / m4 / unistd_h.m4

diff --git a/m4/unistd_h.m4 b/m4/unistd_h.m4
index 628b818..e8ccab1 100644 (file)
--- a/m4/unistd_h.m4
+++ b/m4/unistd_h.m4
@@ -1,5 +1,5 @@
-# unistd_h.m4 serial 5
-dnl Copyright (C) 2006-2007 Free Software Foundation, Inc.
+# unistd_h.m4 serial 11
+dnl Copyright (C) 2006-2008 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.
@@ -12,16 +12,15 @@ AC_DEFUN([gl_UNISTD_H],
   dnl once only, before all statements that occur in other macros.
   AC_REQUIRE([gl_UNISTD_H_DEFAULTS])
 
+  gl_CHECK_NEXT_HEADERS([unistd.h])
+
   AC_CHECK_HEADERS_ONCE([unistd.h])
   if test $ac_cv_header_unistd_h = yes; then
     HAVE_UNISTD_H=1
-    gl_ABSOLUTE_HEADER([unistd.h])
-    ABSOLUTE_UNISTD_H=\"$gl_cv_absolute_unistd_h\"
   else
     HAVE_UNISTD_H=0
   fi
   AC_SUBST([HAVE_UNISTD_H])
-  AC_SUBST([ABSOLUTE_UNISTD_H])
 ])
 
 AC_DEFUN([gl_UNISTD_MODULE_INDICATOR],
@@ -35,17 +34,30 @@ AC_DEFUN([gl_UNISTD_H_DEFAULTS],
 [
   GNULIB_CHOWN=0;         AC_SUBST([GNULIB_CHOWN])
   GNULIB_DUP2=0;          AC_SUBST([GNULIB_DUP2])
+  GNULIB_ENVIRON=0;       AC_SUBST([GNULIB_ENVIRON])
   GNULIB_FCHDIR=0;        AC_SUBST([GNULIB_FCHDIR])
   GNULIB_FTRUNCATE=0;     AC_SUBST([GNULIB_FTRUNCATE])
   GNULIB_GETCWD=0;        AC_SUBST([GNULIB_GETCWD])
   GNULIB_GETLOGIN_R=0;    AC_SUBST([GNULIB_GETLOGIN_R])
+  GNULIB_GETPAGESIZE=0;   AC_SUBST([GNULIB_GETPAGESIZE])
+  GNULIB_LCHOWN=0;        AC_SUBST([GNULIB_LCHOWN])
+  GNULIB_LSEEK=0;         AC_SUBST([GNULIB_LSEEK])
   GNULIB_READLINK=0;      AC_SUBST([GNULIB_READLINK])
+  GNULIB_SLEEP=0;         AC_SUBST([GNULIB_SLEEP])
   dnl Assume proper GNU behavior unless another module says otherwise.
   HAVE_DUP2=1;            AC_SUBST([HAVE_DUP2])
   HAVE_FTRUNCATE=1;       AC_SUBST([HAVE_FTRUNCATE])
+  HAVE_GETPAGESIZE=1;     AC_SUBST([HAVE_GETPAGESIZE])
   HAVE_READLINK=1;        AC_SUBST([HAVE_READLINK])
+  HAVE_SLEEP=1;           AC_SUBST([HAVE_SLEEP])
+  HAVE_DECL_ENVIRON=1;    AC_SUBST([HAVE_DECL_ENVIRON])
   HAVE_DECL_GETLOGIN_R=1; AC_SUBST([HAVE_DECL_GETLOGIN_R])
+  HAVE_OS_H=0;            AC_SUBST([HAVE_OS_H])
+  HAVE_SYS_PARAM_H=0;     AC_SUBST([HAVE_SYS_PARAM_H])
   REPLACE_CHOWN=0;        AC_SUBST([REPLACE_CHOWN])
   REPLACE_FCHDIR=0;       AC_SUBST([REPLACE_FCHDIR])
   REPLACE_GETCWD=0;       AC_SUBST([REPLACE_GETCWD])
+  REPLACE_GETPAGESIZE=0;  AC_SUBST([REPLACE_GETPAGESIZE])
+  REPLACE_LCHOWN=0;       AC_SUBST([REPLACE_LCHOWN])
+  REPLACE_LSEEK=0;        AC_SUBST([REPLACE_LSEEK])
 ])