more: split util-linux and POSIX implementations (#12171)

* more: add page

---------

Co-authored-by: Juri Dispan <juri.dispan@posteo.net>

pages/common/more.md

@@ -1,13 +1,18 @@
 # more
 
-> Open a file for interactive reading, allowing scrolling and search.
-> More information: <https://manned.org/more>.
+> Interactively display a file, allowing scrolling and searching.
+> See also: `less`.
+> More information: <https://manned.org/more.1p>.
 
 - Open a file:
 
 `more {{path/to/file}}`
 
-- Open a file displaying from a specific line:
+- Search case-[i]nsensitively when pressing "/":
+
+`more -i {{path/to/file}}`
+
+- Display a specific line:
 
 `more +{{line_number}} {{path/to/file}}`
 
@@ -26,7 +31,3 @@
 - Display help about interactive commands:
 
 `h`
-
-- Display help:
-
-`more --help`

pages/linux/more.md

@@ -0,0 +1,29 @@
+# more
+
+> Interactively display a file, allowing scrolling and searching.
+> See also: `less`.
+> More information: <https://manned.org/more>.
+
+- Open a file:
+
+`more {{path/to/file}}`
+
+- Display a specific line:
+
+`more +{{line_number}} {{path/to/file}}`
+
+- Go to the next page:
+
+`<Space>`
+
+- Search for a string (press `n` to go to the next match):
+
+`/{{something}}`
+
+- Exit:
+
+`q`
+
+- Display help about interactive commands:
+
+`h`