From e294cce512dd2a2a8478a2678beeeefe8f57da6d Mon Sep 17 00:00:00 2001
From: proski <proski@0192ed92-7a03-0410-a25b-9323aeb14dbd>
Date: Wed, 1 Jun 2011 16:00:18 +0000
Subject: [PATCH] Add support for Linux 3.x and newer

git-svn-id: http://madwifi-project.org/svn/madwifi/trunk@4143 0192ed92-7a03-0410-a25b-9323aeb14dbd
---
 Makefile | 16 +++++++++-------
 1 file changed, 9 insertions(+), 7 deletions(-)

diff --git a/Makefile b/Makefile
index c050327..bf21ea7 100644
--- a/Makefile
+++ b/Makefile
@@ -170,13 +170,15 @@ unload:
 configcheck: sanitycheck
 	@echo -n "Checking kernel configuration... "
 	
-	@# check version of kernel
-	@echo $(KERNELRELEASE) | grep -q -i '^[2-9]\.[4-9]\.' || { \
-	    echo "FAILED"; \
-	    echo "Only kernel versions 2.4.x and above are supported."; \
-	    echo "You have $(KERNELRELEASE)."; \
-	    exit 1; \
-	}
+	@# check kernel version
+	@case $(KERNELRELEASE) in \
+	    2.[456].*) ;; \
+	    [3-9].*) ;; \
+	    *) echo "FAILED"; \
+	       echo "Only kernel versions 2.4.x and above are supported."; \
+	       echo "You have $(KERNELRELEASE)."; \
+	       exit 1 ;; \
+	esac
 	
 	@# check kernel configuration
 	@if [ -z "$(CONFIG_SYSCTL)" ]; then \