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-rw-r--r--lib/kernel/src/standard_error.erl3
-rw-r--r--lib/kernel/src/user.erl3
-rw-r--r--lib/kernel/src/user_drv.erl7
3 files changed, 8 insertions, 5 deletions
diff --git a/lib/kernel/src/standard_error.erl b/lib/kernel/src/standard_error.erl
index 5d649e5f94..ef5b532960 100644
--- a/lib/kernel/src/standard_error.erl
+++ b/lib/kernel/src/standard_error.erl
@@ -27,7 +27,8 @@
-define(PROCNAME_SUP, standard_error_sup).
%% Defines for control ops
--define(CTRL_OP_GET_WINSIZE,100).
+-define(ERTS_TTYSL_DRV_CONTROL_MAGIC_NUMBER, 16#018b0900).
+-define(CTRL_OP_GET_WINSIZE, (100 + ?ERTS_TTYSL_DRV_CONTROL_MAGIC_NUMBER)).
%%
%% The basic server and start-up.
diff --git a/lib/kernel/src/user.erl b/lib/kernel/src/user.erl
index 872e63ab53..0c9e1ea303 100644
--- a/lib/kernel/src/user.erl
+++ b/lib/kernel/src/user.erl
@@ -28,7 +28,8 @@
-define(NAME, user).
%% Defines for control ops
--define(CTRL_OP_GET_WINSIZE,100).
+-define(ERTS_TTYSL_DRV_CONTROL_MAGIC_NUMBER, 16#018b0900).
+-define(CTRL_OP_GET_WINSIZE, (100 + ?ERTS_TTYSL_DRV_CONTROL_MAGIC_NUMBER)).
%%
%% The basic server and start-up.
diff --git a/lib/kernel/src/user_drv.erl b/lib/kernel/src/user_drv.erl
index 9f914aa222..08286dd476 100644
--- a/lib/kernel/src/user_drv.erl
+++ b/lib/kernel/src/user_drv.erl
@@ -32,9 +32,10 @@
-define(OP_BEEP,4).
-define(OP_PUTC_SYNC,5).
% Control op
--define(CTRL_OP_GET_WINSIZE,100).
--define(CTRL_OP_GET_UNICODE_STATE,101).
--define(CTRL_OP_SET_UNICODE_STATE,102).
+-define(ERTS_TTYSL_DRV_CONTROL_MAGIC_NUMBER, 16#018b0900).
+-define(CTRL_OP_GET_WINSIZE, (100 + ?ERTS_TTYSL_DRV_CONTROL_MAGIC_NUMBER)).
+-define(CTRL_OP_GET_UNICODE_STATE, (101 + ?ERTS_TTYSL_DRV_CONTROL_MAGIC_NUMBER)).
+-define(CTRL_OP_SET_UNICODE_STATE, (102 + ?ERTS_TTYSL_DRV_CONTROL_MAGIC_NUMBER)).
%% start()
%% start(ArgumentList)