support png output, buffered file writing

[dcpu16] / chargen-4x8.h

diff --git a/chargen-4x8.h b/chargen-4x8.h
index 2c8a98e95c81b8f01ba0bb6c3907572126ee22a9..580e0874b8c452b45a21853bdeb95b04301e2371 100644 (file)
--- a/chargen-4x8.h
+++ b/chargen-4x8.h
@@ -3,7 +3,7 @@
 
 /* 4x8 pixel default font map */
 
-const char chargen_4x8_glyphs[][4] = {
+const unsigned char chargen_4x8_glyphs[][4] = {
     /* 00 */
     { 0x00, 0xf0, 0x10, 0x10 },
     /* 01 */