Fix from Georgi Chorbadzhiyski to make cross compiling more robust.
diff --git a/configure b/configure
index 9b7bb36..4e05af7 100644
--- a/configure
+++ b/configure
@@ -8,7 +8,6 @@
[ -z "$CFLAGS" ] && CFLAGS="-Wall -Wundef -Wno-char-subscripts"
CFLAGS="$CFLAGS -funsigned-char"
[ -z "$OPTIMIZE" ] && OPTIMIZE="-Os -ffunction-sections -fdata-sections -Wl,--gc-sections"
-[ -z "$CC" ] && CC="cc"
-CC="${CROSS_COMPILE}${CC}"
-[ -z "$STRIP" ] && STRIP="${CROSS_COMPILE}strip"
+[ -z "$CC" ] && CC=cc
+[ -z "$STRIP" ] && STRIP=strip
[ -z "$HOSTCC" ] && HOSTCC=gcc