reading lcdglyph.c I noticed this code:
glyphInfo = (GlyphInfo*)malloc(sizeof(GlyphInfo)+imageSize);
if (malloc == NULL) {
   FREE_AND_RETURN;
}

the correct code is:

glyphInfo = (GlyphInfo*)malloc(sizeof(GlyphInfo)+imageSize);
if (glyphInfo == NULL) {
   FREE_AND_RETURN;
}