call strip as $STRIP

This is useful e.g. for cross toolchains that define $CC and $STRIP
instead of $CROSS_COMPILE.

Makefile

@@ -7,7 +7,7 @@
 
 HOSTCC?=cc
 
-export CROSS_COMPILE CFLAGS OPTIMIZE LDOPTIMIZE CC HOSTCC V
+export CROSS_COMPILE CFLAGS OPTIMIZE LDOPTIMIZE CC HOSTCC V STRIP
 
 all: toybox
 

configure

@@ -28,6 +28,7 @@ CFLAGS="$CFLAGS -funsigned-char"
 # you call scripts/make.sh and friends directly.
 
 [ -z "$CC" ] && CC=cc
+[ -z "$STRIP" ] & STRIP=strip
 
 # If HOSTCC needs CFLAGS or LDFLAGS, just add them to the variable
 # ala HOSTCC="blah-cc --static"

scripts/make.sh

@@ -368,7 +368,7 @@ done
 
 do_loudly $BUILD $LNKFILES $LINK || exit 1
 if [ ! -z "$NOSTRIP" ] ||
-  ! do_loudly ${CROSS_COMPILE}strip "$UNSTRIPPED" -o "$OUTNAME"
+  ! do_loudly ${CROSS_COMPILE}${STRIP} "$UNSTRIPPED" -o "$OUTNAME"
 then
   echo "strip failed, using unstripped" && cp "$UNSTRIPPED" "$OUTNAME" ||
   exit 1