#define smallsolidR_width 32
#define smallsolidR_height 32
-static char smallsolidR_bits[] = {
+static unsigned char smallsolidR_bits[] = {
0xfc,0xff,0xff,0x1f,0xfc,0xff,0xff,0x3f,0xfc,0xff,0xff,0x3f,0xfc,0xff,0xff,
0x3f,0xfc,0xff,0xff,0x3f,0xf8,0xff,0xff,0x1f,0xf8,0xff,0xff,0x1f,0xf8,0xff,
0xff,0x1f,0xf8,0xff,0xff,0x1f,0xf0,0xff,0xff,0x0f,0xf0,0xff,0xff,0x0f,0xf0,