Qzint , need change pro from lib to subfolder, config +=ordered, to add

zint as subproyect

3rdparty/zint-2.4.4/backend/large.h

@@ -0,0 +1,40 @@
+/* large.h - Handles binary manipulation of large numbers */
+
+/*
+    libzint - the open source barcode library
+    Copyright (C) 2008 Robin Stuart <robin@zint.org.uk>
+
+    This program is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License along
+    with this program; if not, write to the Free Software Foundation, Inc.,
+    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+*/
+#ifndef __LARGE_H
+#define __LARGE_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
+extern void binary_load(short int reg[], char data[], const unsigned int src_len);
+extern void binary_add(short int accumulator[], short int input_buffer[]);
+extern void binary_subtract(short int accumulator[], short int input_buffer[]);
+extern void shiftdown(short int buffer[]);
+extern void shiftup(short int buffer[]);
+extern short int islarger(short int accum[], short int reg[]);
+extern void hex_dump(short int input_buffer[]);
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
+#endif /* __LARGE_H */