gen_compile: correct MAKEOPTS usage on utils task

ChangeLog

@@ -5,6 +5,9 @@
 # Distributed under the GPL v2
 # $Id$
 
+  16 Aug 2011; Fabio Erculiani <lxnay@gentoo.org> gen_compile.sh:
+  gen_compile: correct MAKEOPTS usage on utils task
+
   16 Aug 2011; Fabio Erculiani <lxnay@gentoo.org> gen_compile.sh:
   gen_compile: always use -j1 with kernel *_install targets, fixes compilation
   with make 3.82

gen_compile.sh

@@ -530,7 +530,7 @@ compile_dmraid() {
 		mkdir -p "${TEMP}/dmraid"
 		print_info 1 'dmraid: >> Compiling...'
 		# Force dmraid to be built with -j1 for bug #188273
-		MAKEOPTS=-j1 compile_generic '' utils
+		MAKEOPTS="${MAKEOPTS} -j1" compile_generic '' utils
 		#compile_generic 'install' utils
 		mkdir ${TEMP}/dmraid/sbin
 		install -m 0755 -s tools/dmraid "${TEMP}/dmraid/sbin/dmraid"