diff --git a/include/ntapi/nt_process.h b/include/ntapi/nt_process.h
index a1ef3a2..e03dec0 100644
--- a/include/ntapi/nt_process.h
+++ b/include/ntapi/nt_process.h
@@ -451,9 +451,9 @@ typedef struct _nt_runtime_data {
 	void *		hstdin;
 	void *		hstdout;
 	void *		hstderr;
+	void *		hctty;
 	void *		hjob;
 	void *		hsession;
-	void *		hpty;
 	void *		hdebug;
 	void *		hlog;
 	void *		hready;
@@ -498,7 +498,10 @@ typedef struct _nt_runtime_data {
 	int32_t		peb_argc;
 	wchar16_t **	peb_wargv;
 	wchar16_t **	peb_wenvp;
-	uintptr_t	ptyany[4];
+	uintptr_t	ptyin [4];
+	uintptr_t	ptyout[4];
+	uintptr_t	ptyerr[4];
+	uintptr_t	ptyctl[4];
 	uint32_t	sa_queue  [2];
 	uint32_t	sa_block  [2];
 	void *		sa_handler[64];
diff --git a/include/ntapi/nt_tty.h b/include/ntapi/nt_tty.h
index 16fd43b..7dd3baf 100644
--- a/include/ntapi/nt_tty.h
+++ b/include/ntapi/nt_tty.h
@@ -11,6 +11,7 @@
 
 #include <psxtypes/psxtypes.h>
 #include "nt_object.h"
+#include "nt_process.h"
 #include "nt_port.h"
 #include "nt_termios.h"
 
@@ -394,6 +395,11 @@ typedef int32_t	__stdcall ntapi_pty_inherit(
 	__in 	nt_pty_client_info * 	client_info);
 
 
+typedef int32_t	__stdcall ntapi_pty_inherit_runtime_ctty(
+	__in	void *			hport,
+     __in_out	nt_runtime_data *	rtdata);
+
+
 typedef int32_t __stdcall ntapi_pty_close(
 	__in	nt_pty *		pty);
 
diff --git a/include/ntapi/ntapi.h b/include/ntapi/ntapi.h
index 0af598a..22db615 100644
--- a/include/ntapi/ntapi.h
+++ b/include/ntapi/ntapi.h
@@ -535,6 +535,7 @@ typedef struct _ntapi_vtbl {
 	ntapi_pty_open *				pty_open;
 	ntapi_pty_reopen *				pty_reopen;
 	ntapi_pty_inherit * 				pty_inherit;
+	ntapi_pty_inherit_runtime_ctty * 		pty_inherit_runtime_ctty;
 	ntapi_pty_close *				pty_close;
 	ntapi_pty_read *				pty_read;
 	ntapi_pty_write *				pty_write;
diff --git a/src/internal/ntapi.c b/src/internal/ntapi.c
index 7080089..8ebdf22 100644
--- a/src/internal/ntapi.c
+++ b/src/internal/ntapi.c
@@ -300,6 +300,7 @@ static int32_t __fastcall __ntapi_init_once(ntapi_vtbl ** pvtbl)
 	__ntapi->pty_open					= __ntapi_pty_open;
 	__ntapi->pty_reopen					= __ntapi_pty_reopen;
 	__ntapi->pty_inherit 					= __ntapi_pty_inherit;
+	__ntapi->pty_inherit_runtime_ctty 			= __ntapi_pty_inherit_runtime_ctty;
 	__ntapi->pty_close					= __ntapi_pty_close;
 	__ntapi->pty_read					= __ntapi_pty_read;
 	__ntapi->pty_write					= __ntapi_pty_write;
diff --git a/src/internal/ntapi_fnapi.h b/src/internal/ntapi_fnapi.h
index 9db0560..ee291ff 100644
--- a/src/internal/ntapi_fnapi.h
+++ b/src/internal/ntapi_fnapi.h
@@ -188,6 +188,7 @@ ntapi_tty_vms_request				__ntapi_tty_vms_request;
 ntapi_pty_open					__ntapi_pty_open;
 ntapi_pty_reopen				__ntapi_pty_reopen;
 ntapi_pty_inherit 				__ntapi_pty_inherit;
+ntapi_pty_inherit_runtime_ctty 			__ntapi_pty_inherit_runtime_ctty;
 ntapi_pty_close					__ntapi_pty_close;
 ntapi_pty_read					__ntapi_pty_read;
 ntapi_pty_write					__ntapi_pty_write;
diff --git a/src/pty/ntapi_pty_fd.c b/src/pty/ntapi_pty_fd.c
index ed97418..3071482 100644
--- a/src/pty/ntapi_pty_fd.c
+++ b/src/pty/ntapi_pty_fd.c
@@ -309,3 +309,112 @@ int32_t __stdcall __ntapi_pty_close(nt_pty * pty)
 
 	return __ntapi_pty_free(pty);
 }
+
+int32_t	__stdcall __ntapi_pty_inherit_runtime_ctty(
+	__in	void *			hport,
+     __in_out	nt_runtime_data *	rtdata)
+{
+	int32_t				status;
+        nt_pty_client_info		client_info;
+
+	if (rtdata->stdin_type == NT_FILE_TYPE_PTY) {
+		client_info.any[0] = rtdata->ptyin[0];
+		client_info.any[1] = rtdata->ptyin[1];
+		client_info.any[2] = rtdata->ptyin[2];
+		client_info.any[3] = rtdata->ptyin[3];
+
+		if ((status = __ntapi_pty_inherit(
+				hport,
+				(nt_pty **)&rtdata->hstdin,
+				&client_info)))
+			return status;
+	}
+
+	if (rtdata->stdout_type == NT_FILE_TYPE_PTY) {
+		if ((rtdata->stdin_type == NT_FILE_TYPE_PTY)
+				&& (rtdata->ptyout[0] == rtdata->ptyin[0])
+				&& (rtdata->ptyout[1] == rtdata->ptyin[1])
+				&& (rtdata->ptyout[2] == rtdata->ptyin[2])
+				&& (rtdata->ptyout[3] == rtdata->ptyin[3])) {
+			rtdata->hstdout = rtdata->hstdin;
+
+		} else {
+			client_info.any[0] = rtdata->ptyout[0];
+			client_info.any[1] = rtdata->ptyout[1];
+			client_info.any[2] = rtdata->ptyout[2];
+			client_info.any[3] = rtdata->ptyout[3];
+
+			if ((status = __ntapi_pty_inherit(
+					hport,
+					(nt_pty **)&rtdata->hstdout,
+					&client_info)))
+				return status;
+		}
+	}
+
+	if (rtdata->stderr_type == NT_FILE_TYPE_PTY) {
+		if ((rtdata->stdin_type == NT_FILE_TYPE_PTY)
+				&& (rtdata->ptyerr[0] == rtdata->ptyin[0])
+				&& (rtdata->ptyerr[1] == rtdata->ptyin[1])
+				&& (rtdata->ptyerr[2] == rtdata->ptyin[2])
+				&& (rtdata->ptyerr[3] == rtdata->ptyin[3])) {
+			rtdata->hstderr = rtdata->hstdin;
+
+		} else if ((rtdata->stdout_type == NT_FILE_TYPE_PTY)
+				&& (rtdata->ptyerr[0] == rtdata->ptyout[0])
+				&& (rtdata->ptyerr[1] == rtdata->ptyout[1])
+				&& (rtdata->ptyerr[2] == rtdata->ptyout[2])
+				&& (rtdata->ptyerr[3] == rtdata->ptyout[3])) {
+			rtdata->hstderr = rtdata->hstdout;
+
+		} else {
+			client_info.any[0] = rtdata->ptyerr[0];
+			client_info.any[1] = rtdata->ptyerr[1];
+			client_info.any[2] = rtdata->ptyerr[2];
+			client_info.any[3] = rtdata->ptyerr[3];
+
+			if ((status = __ntapi_pty_inherit(
+					hport,
+					(nt_pty **)&rtdata->hstderr,
+					&client_info)))
+				return status;
+		}
+	}
+
+	/* hctty */
+	if ((rtdata->stdin_type == NT_FILE_TYPE_PTY)
+			&& (rtdata->ptyctl[0] == rtdata->ptyin[0])
+			&& (rtdata->ptyctl[1] == rtdata->ptyin[1])
+			&& (rtdata->ptyctl[2] == rtdata->ptyin[2])
+			&& (rtdata->ptyctl[3] == rtdata->ptyin[3])) {
+		rtdata->hctty = rtdata->hstdin;
+
+	} else if ((rtdata->stdout_type == NT_FILE_TYPE_PTY)
+			&& (rtdata->ptyctl[0] == rtdata->ptyout[0])
+			&& (rtdata->ptyctl[1] == rtdata->ptyout[1])
+			&& (rtdata->ptyctl[2] == rtdata->ptyout[2])
+			&& (rtdata->ptyctl[3] == rtdata->ptyout[3])) {
+		rtdata->hctty = rtdata->hstdout;
+
+	} else if ((rtdata->stderr_type == NT_FILE_TYPE_PTY)
+			&& (rtdata->ptyctl[0] == rtdata->ptyerr[0])
+			&& (rtdata->ptyctl[1] == rtdata->ptyerr[1])
+			&& (rtdata->ptyctl[2] == rtdata->ptyerr[2])
+			&& (rtdata->ptyctl[3] == rtdata->ptyerr[3])) {
+		rtdata->hctty = rtdata->hstderr;
+
+	} else {
+		client_info.any[0] = rtdata->ptyctl[0];
+		client_info.any[1] = rtdata->ptyctl[1];
+		client_info.any[2] = rtdata->ptyctl[2];
+		client_info.any[3] = rtdata->ptyctl[3];
+
+		if ((status = __ntapi_pty_inherit(
+				hport,
+				(nt_pty **)&rtdata->hctty,
+				&client_info)))
+			rtdata->hctty = 0;
+	}
+
+	return NT_STATUS_SUCCESS;
+}