tidying

[exim.git] / src / scripts / os-type

diff --git a/src/scripts/os-type b/src/scripts/os-type
index 60d1730dfe420cefbd57d1dc48584d1a06a2b72d..1fcd37bc3c5663423977cc4f831deb3d6a104a38 100755 (executable)
--- a/src/scripts/os-type
+++ b/src/scripts/os-type
@@ -1,5 +1,7 @@
 #! /bin/sh
-# $Cambridge: exim/src/scripts/os-type,v 1.3 2005/04/06 10:53:47 ph10 Exp $
+
+# Copyright (c) The Exim Maintainters 2022
+# SPDX-License-Identifier: GPL-2.0-or-later
 
 # Shell script to determine the operating system type. Some of the heuristics
 # herein have accumulated over the years and may not strictly be needed now,
@@ -83,6 +85,7 @@ linux)      os=Linux;;
 linux-*)    os=Linux;;
 Linux-*)    os=Linux;;
 netbsd*)    os=NetBSD;;
+NetBSD*)    os=NetBSD;;
 openbsd*)   os=OpenBSD;;
 osf1)       os=OSF1;;
 qnx*)       os=QNX;;
@@ -125,22 +128,11 @@ SunOS5) case `uname -m` in
         esac
         ;;
 
-# In the case of Linux we need to distinguish which libc is used.
-# This is more cautious than it needs to be. In practice libc5 will always
-# be a symlink, and libc6 will always be a linker control file, but it's
-# easy enough to do a better check, and check the symlink destination or the
-# control file contents and make sure.
-
-Linux)  if [ -L /usr/lib/libc.so ]; then
-            if [ x"$(file /usr/lib/libc.so | grep "libc.so.5")"x != xx ]; then
-                    os=Linux-libc5
-            fi
-        else
-            if grep -q libc.so.5 /usr/lib/libc.so; then
-                    os=Linux-libc5
-            fi
-        fi
-        ;;
+# In the case of Linux we used to distinguish which libc was used so that
+# the old libc5 was supported as well as the current glibc. This support
+# was giving some people problems, so it was removed in June 2005, under
+# the assumption that nobody would be using libc5 any more (it is over seven
+# years old).
 
 # In the case of NetBSD we need to distinguish between a.out, ELF
 # and COFF binary formats.  However, a.out and COFF are the same