// Get a string of characters from the window into the buffer s. Retrieve
// at most n characters, if n is negative retrieve all characters up to the
// end of the current line. Attributes are stripped from the characters.
int instr(int y, int x, char *s, int n=-1) {
// Get a string of characters from the window into the buffer s. Retrieve
// at most n characters, if n is negative retrieve all characters up to the
// end of the current line. Attributes are stripped from the characters.
int instr(int y, int x, char *s, int n=-1) {