/* Returns the address of the first non-whitespace character in S, or
the address of the null terminator if none. */
static char *
-skip_ws (const char *s)
+skip_ws (char *s)
{
while (isspace ((unsigned char) *s))
s++;
- return (char *) s;
+ return s;
}
/* Read one line from the input file into buf. Lines having special