[PATCH] pull $CROSS_COMPILE from env. if present

[Jesse Barnes]

Simple patch to pull CROSS_COMPILE from the environment if it's
present, which makes it easier to compile the kernel with different
compiler versions and such.

Thanks,
Jesse

# This is a BitKeeper generated patch for the following project:
# Project Name: Linux kernel tree
# This patch format is intended for GNU patch command version 2.5 or higher.
# This patch includes the following deltas:
#	           ChangeSet	1.1093  -> 1.1094 
#	            Makefile	1.406   -> 1.407  
#
# The following is the BitKeeper ChangeSet Log
# --------------------------------------------
# 03/05/19	[e-mail]	1.1094
# make CROSS_COMPILE come from an env. variable if present
# --------------------------------------------
#
diff -Nru a/Makefile b/Makefile
--- a/Makefile	Mon May 19 12:49:12 2003
+++ b/Makefile	Mon May 19 12:49:12 2003
@@ -53,7 +53,7 @@
 HOSTCFLAGS	= -Wall -Wstrict-prototypes -O2 -fomit-frame-pointer
 HOSTCXXFLAGS	= -O2
 
-CROSS_COMPILE 	=
+CROSS_COMPILE 	?=
 
 # 	That's our default target when none is given on the command line
 #	Note that 'modules' will be added as a prerequisite as well,