[libpng17] Added public domain declaration to contrib/libtests/fakepng.c

contrib/libtests/fakepng.c

@@ -1,4 +1,12 @@
 /* Fake a PNG - just write it out directly. */
+ *
+ * COPYRIGHT: Written by John Cunningham Bowler, 2014.
+ * To the extent possible under law, the author has waived all copyright and
+ * related or neighboring rights to this work.  This work is published from:
+ * United States.
+ *
+ */
+
 #include <stdio.h>
 #include <zlib.h> /* for crc32 */
 
@@ -52,6 +60,6 @@ main(void)
    fwrite(signature, sizeof signature, 1, stdout);
    put_chunk(IHDR, sizeof IHDR);
 
-   for(;;)
+   for (;;)
       put_chunk(unknown, sizeof unknown);
 }