HTTP_PROXY => http_proxy as Björn pointed out

diff --git a/docs/curl.1 b/docs/curl.1
index 766d330..10b7a34 100644 (file)
--- a/docs/curl.1
+++ b/docs/curl.1
@@ -677,7 +677,7 @@ If this option is used several times, the last one will be used.
 Default config file.
 
 .SH ENVIRONMENT
-.IP "HTTP_PROXY [protocol://]<host>[:port]"
+.IP "http_proxy [protocol://]<host>[:port]"
 Sets proxy server to use for HTTP.
 .IP "HTTPS_PROXY [protocol://]<host>[:port]"
 Sets proxy server to use for HTTPS.
@@ -688,11 +688,8 @@ Sets proxy server to use for GOPHER.
 .IP "ALL_PROXY [protocol://]<host>[:port]"
 Sets proxy server to use if no protocol-specific proxy is set.
 .IP "NO_PROXY <comma-separated list of hosts>"
-list of host names that shouldn't go through any proxy. If set to a
-asterisk '*' only, it matches all hosts.
-.IP "COLUMNS <integer>"
-The width of the terminal.  This variable only affects curl when the
---progress-bar option is used.
+list of host names that shouldn't go through any proxy. If set to a asterisk
+'*' only, it matches all hosts.
 .SH EXIT CODES
 There exists a bunch of different error codes and their corresponding error
 messages that may appear during bad conditions. At the time of this writing,