* @param count The number of characters to get from the buffer.
* @param c Where to put the characters retrieved.
*/
-int buffer_fetchchar(void *ctx, size_t count, void *c);
+size_t buffer_fetchchar(void *ctx, size_t count, void *c);
/**
* @brief Puts a char to a buffer.
* fill it then we double the size of the current buffer and then add the
* rest.
*/
-int buffer_putchar(void *ctx, size_t count, void *c);
+size_t buffer_putchar(void *ctx, size_t count, void *c);
/**
* @brief Fetches a char from a file.
*/
-int file_fetchchar(void *fd, size_t count, void *c);
+size_t file_fetchchar(void *fd, size_t count, void *c);
/**
* @brief Puts a char to a file.
*/
-int file_putchar(void *fd, size_t count, void *c);
+size_t file_putchar(void *fd, size_t count, void *c);
/**
* @brief Gets a char from stdin.
*/
-int stdin_getchar(void *ctx, size_t count, void *c);
+size_t stdin_getchar(void *ctx, size_t count, void *c);
/**
* @brief Puts a char to stdout.
*/
-int stdout_putchar(void *ctx, size_t count, void *c);
+size_t stdout_putchar(void *ctx, size_t count, void *c);
#endif /* __CHARFUNCS_H__ */