Avoid using non-portable += in generated Makeconf.

git-svn-id: svn://svn.code.sf.net/p/rdesktop/code/trunk/rdesktop@297 423420c4-83ab-492f-b58f-81f9feb106b5

Makefile

@@ -6,10 +6,6 @@
 
 # Configuration defaults
 
-CC       = cc
-CFLAGS   = -O2 -DKEYMAP_PATH=\"$(KEYMAP_PATH)\"
-LDFLAGS  =
-
 prefix      = /usr/local
 exec_prefix = $(prefix)
 bindir      = $(exec_prefix)/bin

configure

@@ -13,8 +13,8 @@ echo "# Generated by $0 $*" >Makeconf
 
 # Process command line options
 
-cflags=
-ldflags=
+cflags='-DKEYMAP_PATH=\"$(KEYMAP_PATH)\"'
+ldflags=''
 rpath=
 
 for arg in $*; do
@@ -220,8 +220,8 @@ case `uname -s` in
 esac
 
 
-echo "CFLAGS     += $cflags" >>Makeconf
-echo "LDFLAGS    += $ldflags" >>Makeconf
+echo "CFLAGS      = $cflags" >>Makeconf
+echo "LDFLAGS     = $ldflags" >>Makeconf
 
 echo "configure complete - now run make"