add missing stuff is the header

main/php_streams.h

@@ -399,6 +399,9 @@ END_EXTERN_C()
 #define PHP_STREAM_OPTION_READ_BUFFER	2
 #define PHP_STREAM_OPTION_WRITE_BUFFER	3
 
+/* Enable/disable blocking reads on anonymous pipes on Windows. */
+#define PHP_STREAM_OPTION_PIPE_BLOCKING 4
+
 #define PHP_STREAM_BUFFER_NONE	0	/* unbuffered */
 #define PHP_STREAM_BUFFER_LINE	1	/* line buffered */
 #define PHP_STREAM_BUFFER_FULL	2	/* fully buffered */
@@ -546,6 +549,9 @@ END_EXTERN_C()
 /* assume the path passed in exists and is fully expanded, avoiding syscalls */
 #define STREAM_ASSUME_REALPATH          0x00004000
 
+/* Allow blocking reads on anonymous pipes on Windows. */
+#define STREAM_USE_BLOCKING_PIPE        0x00008000
+
 /* Antique - no longer has meaning */
 #define IGNORE_URL_WIN 0