diff --git a/include/ntapi/nt_process.h b/include/ntapi/nt_process.h
index d594a27..9a94f0d 100644
--- a/include/ntapi/nt_process.h
+++ b/include/ntapi/nt_process.h
@@ -53,6 +53,14 @@ typedef enum _nt_process_create_info_class {
 
 
 
+/* friendly process synchronization opcode indexes */
+typedef enum _nt_process_opcode_idx {
+	NT_PROCESS_OPCODE_IDX_FORK,
+	NT_PROCESS_OPCODE_IDX_EXECVE,
+} nt_process_opcode_idx;
+
+
+
 /* special handles */
 #define NT_CURRENT_PROCESS_HANDLE (void *)(uintptr_t)-1
 
@@ -179,6 +187,7 @@ typedef enum _nt_process_create_info_class {
 #define NT_RUNTIME_DATA_INTEGRAL_PROCESS			(0x01)
 
 /* runtime data convenience storage */
+#define NT_RUNTIME_DATA_SYNC_OPCODES				(0x08)
 #define NT_RUNTIME_DATA_USER_PTRS				(0x10)
 #define NT_RUNTIME_DATA_USER_INT32_SLOTS			(0x10)
 #define NT_RUNTIME_DATA_USER_INT64_SLOTS			(0x10)
@@ -457,6 +466,8 @@ typedef struct _nt_runtime_data {
 	void *		hdebug;
 	void *		hlog;
 	void *		hready;
+	void *		hsync;
+	void *		hswap;
 	void *		srv_ready;
 	nt_guid		srv_guid;
 	int32_t		srv_type;
@@ -511,6 +522,7 @@ typedef struct _nt_runtime_data {
 	void *		sa_handler[64];
 	uintptr_t	sa_flags  [64];
 	uint32_t	sa_mask   [64][2];
+	int32_t		opcode[NT_RUNTIME_DATA_SYNC_OPCODES];
 	void *		uptr  [NT_RUNTIME_DATA_USER_PTRS];
 	void *		uclose[NT_RUNTIME_DATA_USER_PTRS];
 	int32_t		udat32[NT_RUNTIME_DATA_USER_INT32_SLOTS];