-extern DC dc; /* global drawing context */
-
-/* draw.c */
-void drawtext(const char *text, unsigned long col[ColLast]);
-unsigned int textw(const char *text);
-unsigned int textnw(const char *text, unsigned int len);
-
-/* util.c */
-void *emalloc(unsigned int size); /* allocates memory, exits on error */
-void eprint(const char *errstr, ...); /* prints errstr and exits with 1 */
-char *estrdup(const char *str); /* duplicates str, exits on allocation error */