Merge pull request #162 from floe/fix_script

fix typo in shell script variable

Author: floe

depends/install_mac.sh

@@ -17,8 +17,8 @@ mv libjpeg-turbo-$LIBJPEG_VERSION $LIBJPEG_SOURCE_DIR
 cd $LIBJPEG_SOURCE_DIR
 
 # libjpeg-turbo is missing some files config files (config.guess and config.sub)
-cp $LIBUSBX_SOURCE_DIR/config.guess ./
-cp $LIBUSBX_SOURCE_DIR/config.sub ./
+cp $LIBUSB_SOURCE_DIR/config.guess ./
+cp $LIBUSB_SOURCE_DIR/config.sub ./
 ./configure --disable-dependency-tracking --host x86_64-apple-darwin --with-jpeg8 --prefix=$LIBJPEG_INSTALL_DIR 
 make && make install