diff --git a/runtime/doc/eval.txt b/runtime/doc/eval.txt
index 63438c9..5a03fcf 100644
--- a/runtime/doc/eval.txt
+++ b/runtime/doc/eval.txt
@@ -37,7 +37,7 @@
 
 1.1 Variable types ~
 							*E712*
-There are eight types of variables:
+There are nine types of variables:
 
 Number		A 32 or 64 bit signed number.  |expr-number| *Number*
 		Examples:  -123  0x10  0177
@@ -61,7 +61,9 @@
 
 Special		v:false, v:true, v:none and v:null
 
-Job		Used for job control, see |job_start()|.
+Job		Used for a job, see |job_start()|.
+
+Channel		Used for a channel, see |ch_open()|.
 
 The Number and String types are converted automatically, depending on how they
 are used.
@@ -100,7 +102,7 @@
 use empty(): >
 	:if !empty("foo")
 <
-			*E745* *E728* *E703* *E729* *E730* *E731* *E908* *E910*
+		*E745* *E728* *E703* *E729* *E730* *E731* *E908* *E910* *E913*
 List, Dictionary, Funcref and Job types are not automatically converted.
 
 							*E805* *E806* *E808*
@@ -108,7 +110,7 @@
 there is no automatic conversion of Float.  You can use str2float() for String
 to Float, printf() for Float to String and float2nr() for Float to Number.
 
-				*E891* *E892* *E893* *E894* *E907* *E911*
+			*E891* *E892* *E893* *E894* *E907* *E911* *E914*
 When expecting a Float a Number can also be used, but nothing else.
 
 						*E706* *sticky-type-checking*
@@ -1823,6 +1825,7 @@
 				any	send {expr} over JSON channel {handle}
 ch_sendraw( {handle}, {string} [, {callback}])
 				any	send {string} over raw channel {handle}
+ch_status( {handle})		String	status of channel {handle}
 changenr()			Number	current change number
 char2nr( {expr}[, {utf8}])	Number	ASCII/UTF8 value of first char in {expr}
 cindent( {lnum})		Number	C indent for line {lnum}
@@ -1955,6 +1958,7 @@
 isdirectory( {directory})	Number	TRUE if {directory} is a directory
 islocked( {expr})		Number	TRUE if {expr} is locked
 items( {dict})			List	key-value pairs in {dict}
+job_getchannel( {job})		Number	get the channel handle for {job}
 job_start( {command} [, {options}]) Job	start a job	
 job_status( {job})		String	get the status of a job
 job_stop( {job} [, {how}])	Number	stop a job
@@ -2684,9 +2688,13 @@
 
 ch_logfile( {fname} [, {mode}])					*ch_logfile()*
 		Start logging channel activity to {fname}.
+		When {fname} is an empty string: stop logging.
+
 		When {mode} is omitted or "a" append to the file.
 		When {mode} is "w" start with an empty file.
-		When {fname} is an empty string: stop logging.
+
+		The file is flushed after every message, on Unix you can use
+		"tail -f" to see what is going on in real time.
 
 ch_open({address} [, {argdict}])				*ch_open()*
 		Open a channel to {address}.  See |channel|.
@@ -2742,6 +2750,12 @@
 
 		{only available when compiled with the |+channel| feature}
 
+ch_status({handle})						*ch_status()*
+		Return the status of channel {handle}:
+			"fail"		failed to open the channel
+			"open"		channel can be used
+			"closed"	channel can not be used
+
 							*copy()*
 copy({expr})	Make a copy of {expr}.	For Numbers and Strings this isn't
 		different from using {expr} directly.
@@ -2938,6 +2952,7 @@
 		- A Number and Float is empty when its value is zero.
 		- |v:false|, |v:none| and |v:null| are empty, |v:true| is not.
 		- A Job is empty when it failed to start.
+		- A Channel is empty when it is closed.
 
 		For a long |List| this is much faster than comparing the
 		length with zero.
@@ -4334,7 +4349,11 @@
 		order.
 
 
-job_start({command} [, {options}])				*job_start()*
+job_getchannel({job})					 *job_getchannel()*
+		Get the channel handle that {job} is using.
+		{only available when compiled with the |+job| feature}
+
+job_start({command} [, {options}])			*job_start()*
 		Start a job and return a Job object.  Unlike |system()| and
 		|:!cmd| this does not wait for the job to finish.
 
@@ -6838,6 +6857,7 @@
 			Boolean:    6 (v:false and v:true)
 			None	    7 (v:null and v:none)
 			Job	    8
+			Channel	    9
 		To avoid the magic numbers it should be used this way: >
 			:if type(myvar) == type(0)
 			:if type(myvar) == type("")