Use GNU make also for building gcc 2

Should fix the build on {Free,Open}BSD.

build/scripts/build_cross_tools

@@ -113,8 +113,8 @@ cd $binutilsObjDir
 CFLAGS="-O2" CXXFLAGS="-O2" $buildToolsDir/binutils/configure \
 	--prefix=$installDir $buildHostSpec --target=i586-pc-haiku \
 	--disable-nls --enable-shared=yes --disable-werror || exit 1
-make $additionalMakeArgs || exit 1
-make $additionalMakeArgs install || exit 1
+$MAKE $additionalMakeArgs || exit 1
+$MAKE $additionalMakeArgs install || exit 1
 
 PATH=$PATH:$installDir/bin
 export PATH
@@ -173,13 +173,13 @@ eval "sed $sedExpr Makefile.bak > Makefile" || exit 1
 rm Makefile.bak
 
 # make gcc
-make cross || {
+$MAKE cross || {
 	echo "ERROR: Building gcc failed." >&2
 	exit 1
 }
 
 # install gcc
-make install-gcc-cross || {
+$MAKE install-gcc-cross || {
 	echo "ERROR: Installing the cross compiler failed." >&2
 	exit 1
 }

build/scripts/build_cross_tools_gcc4

@@ -16,16 +16,6 @@ installDir=$4
 shift 4
 additionalMakeArgs=$*
 
-case `uname` in
-FreeBSD|OpenBSD)
-	MAKE=gmake
-	;;
-*)
-	MAKE=make
-	;;
-esac
-export MAKE
-
 case $haikuMachine in
 x86_64-*)
 	# GCC's default is to enable multilib, but there is a bug when

configure

@@ -754,6 +754,13 @@ else
 			if [ -z "$isPrimaryArch" ]; then
 				secondaryArch=$targetArch
 			fi
+
+			case $HOST_PLATFORM in
+				freebsd|openbsd)	MAKE=gmake;;
+				*)					MAKE=make;;
+			esac
+
+			MAKE=$MAKE \
 			SECONDARY_ARCH=$secondaryArch \
 			HAIKU_USE_GCC_GRAPHITE=`get_variable \
 				HAIKU_USE_GCC_GRAPHITE_$targetArch` \