X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=m4%2Fphysmem.m4;fp=m4%2Fphysmem.m4;h=18250ddecc872b96acc571cd50994277dfae35fc;hb=7c3f8da8f075e3813ced160d5b53a28c6f7dfe78;hp=900b29b2be3b590aba3073dea1243decdf42baa7;hpb=0fb0ad9d8f4a7ed68078ac87e42b9126e2279736;p=gnulib.git

diff --git a/m4/physmem.m4 b/m4/physmem.m4
index 900b29b2b..18250ddec 100644
--- a/m4/physmem.m4
+++ b/m4/physmem.m4
@@ -1,4 +1,4 @@
-# physmem.m4 serial 4
+# physmem.m4 serial 5
 dnl Copyright (C) 2002, 2003, 2005 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
@@ -30,7 +30,6 @@ AC_DEFUN([gl_PHYSMEM],
   AC_LIBOBJ([physmem])
 
   # Prerequisites of lib/physmem.c.
-  AC_CHECK_HEADERS_ONCE(unistd.h)
   AC_CHECK_HEADERS([sys/pstat.h sys/sysmp.h sys/sysinfo.h \
     machine/hal_sysinfo.h sys/table.h sys/param.h sys/sysctl.h \
     sys/systemcfg.h],,, [AC_INCLUDES_DEFAULT])