unescape_filterval
static int unescape_filterval( char *str );
if (( len = unescape_filterval( value )) < 0 ||
} else if (( len = unescape_filterval( value )) >= 0 ) {
if (( len = unescape_filterval( val )) < 0 ||
static int unescape_filterval(char *val);
if (unescape_filterval(value) < 0) {
} else if (unescape_filterval(value) >= 0) {
if (unescape_filterval(val) < 0) {