Change env var name

README.md

@@ -540,7 +540,7 @@ By default in OpenBSD & FreeBSD, `stty` maps <kbd>^Y</kbd> to `DSUSP`. This mean
 
 In order to disable opening files on accidental navigation key (<kbd>→</kbd> or <kbd>l</kbd>) press:
 
-    export NNN_NO_FILE_OPEN_ON_NAV=1
+    export NNN_RESTRICT_NAV_OPEN=1
 
 Use <kbd>Enter</kbd> to open files.
 

nnn.1

@@ -307,9 +307,9 @@ files.
     export NNN_NO_AUTOSELECT=1
 .Ed
 .Pp
-\fBNNN_NO_FILE_OPEN_ON_NAV:\fR disable file open on \fBRight\fR or \fBl\fR keys (\fBEnter\fR opens files).
+\fBNNN_RESTRICT_NAV_OPEN:\fR disable file open on \fBRight\fR or \fBl\fR keys (\fBEnter\fR opens files).
 .Bd -literal
-    export NNN_NO_FILE_OPEN_ON_NAV=1
+    export NNN_RESTRICT_NAV_OPEN=1
 .Ed
 .Pp
 \fBNNN_RESTRICT_0B:\fR restrict opening 0-byte files due to unexpected behaviour; use \fIedit\fR or \fIopen with\fR to open the file.

src/nnn.c

@@ -2171,7 +2171,7 @@ static bool show_help(char *path)
 	if (cfg.autoselect)
 		dprintf(fd, "NNN_NO_AUTOSELECT: 1\n");
 	if (cfg.nonavopen)
-		dprintf(fd, "NNN_NO_FILE_OPEN_ON_NAV: 1\n");
+		dprintf(fd, "NNN_RESTRICT_NAV_OPEN: 1\n");
 	if (cfg.restrict0b)
 		dprintf(fd, "NNN_RESTRICT_0B: 1\n");
 	if (!cfg.filter_re)
@@ -3791,7 +3791,7 @@ int main(int argc, char *argv[])
 		cfg.autoselect = 0;
 
 	/* Disable opening files on right arrow and `l` */
-	if (getenv("NNN_NO_FILE_OPEN_ON_NAV"))
+	if (getenv("NNN_RESTRICT_NAV_OPEN"))
 		cfg.nonavopen = 1;
 
 	/* Restrict opening of 0-byte files */