xstr             3380 ext/odbc/php_odbc.c #define EMPTY_TO_NULL(xstr) \
xstr             3381 ext/odbc/php_odbc.c 	if ((int)strlen((xstr)) == 0) (xstr) = NULL
xstr              258 main/php_streams.h #define php_stream_from_zval(xstr, pzval)	do { \
xstr              259 main/php_streams.h 	if (((xstr) = (php_stream*)zend_fetch_resource2_ex((pzval), \
xstr              264 main/php_streams.h #define php_stream_from_res(xstr, res)	do { \
xstr              265 main/php_streams.h 	if (((xstr) = (php_stream*)zend_fetch_resource2((res), \
xstr              270 main/php_streams.h #define php_stream_from_res_no_verify(xstr, pzval)	(xstr) = (php_stream*)zend_fetch_resource2((res), "stream", php_file_le_stream(), php_file_le_pstream())
xstr              271 main/php_streams.h #define php_stream_from_zval_no_verify(xstr, pzval)	(xstr) = (php_stream*)zend_fetch_resource2_ex((pzval), "stream", php_file_le_stream(), php_file_le_pstream())