vnullable        3649 ext/odbc/php_odbc.c 	long vtype, vscope, vnullable;
vnullable        3658 ext/odbc/php_odbc.c 		&name, &name_len, &vscope, &vnullable) == FAILURE) {
vnullable        3664 ext/odbc/php_odbc.c 	nullable = (SQLUSMALLINT) vnullable;