aplay, wol, unlzma: remove = and add short options (#17333)

pages/common/unlzma.md

@@ -1,6 +1,6 @@
 # unlzma
 
-> This command is an alias of `xz --format=lzma --decompress`.
+> This command is an alias of `xz --format lzma --decompress`.
 
 - View documentation for the original command:
 

pages/linux/aplay.md

@@ -9,8 +9,8 @@
 
 - Play the first 10 seconds of a specific file at 2500 Hz:
 
-`aplay --duration={{10}} --rate={{2500}} {{path/to/file}}`
+`aplay {{[-d|--duration]}} {{10}} {{[-r|--rate]}} {{2500}} {{path/to/file}}`
 
 - Play the raw file as a 22050 Hz, mono, 8-bit, Mu-Law `.au` file:
 
-`aplay --channels={{1}} --file-type {{raw}} --rate={{22050}} --format={{mu_law}} {{path/to/file}}`
+`aplay {{[-c|--channels]}} {{1}} {{[-t|--file-type]}} {{raw}} {{[-r|--rate]}} {{22050}} {{[-f|--format]}} {{mu_law}} {{path/to/file}}`

pages/linux/wol.md

@@ -9,19 +9,19 @@
 
 - Send a WoL packet to a device in another subnet based on its IP:
 
-`wol --ipaddr={{ip_address}} {{mac_address}}`
+`wol {{[-i|--ipaddr]}} {{ip_address}} {{mac_address}}`
 
 - Send a WoL packet to a device in another subnet based on its hostname:
 
-`wol --host={{hostname}} {{mac_address}}`
+`wol {{[-h|--host]}} {{hostname}} {{mac_address}}`
 
 - Send a WoL packet to a specific port on a host:
 
-`wol --port={{port_number}} {{mac_address}}`
+`wol {{[-p|--port]}} {{port_number}} {{mac_address}}`
 
 - Read hardware addresses, IP addresses/hostnames, optional ports and SecureON passwords from a file:
 
-`wol --file={{path/to/file}}`
+`wol {{[-f|--file]]} {{path/to/file}}`
 
 - Turn on verbose output: