-extern void drawtext(const char *text, unsigned int colidx, Bool border);
-extern unsigned long getcolor(const char *colstr);
-extern void setfont(const char *fontstr);
-extern unsigned int textw(const char *text);
+extern void drawtext(const char *text,
+ unsigned long col[ColLast]); /* draws text with the defined color tuple */
+extern unsigned long getcolor(const char *colstr); /* returns color of colstr */
+extern void setfont(const char *fontstr); /* sets global font */
+extern unsigned int textw(const char *text); /* returns width of text in px */