phpdbg.default(1) on Linux
The text a35d843cfee7, as Debian 12 (Bookworm) shipped it.
The interactive PHP debugger
Flags it lists
-
-E -
-I -
-S -
-V -
-b -
-c -
-d -
-e -
-h -
-i -
-n -
-p -
-q -
-r -
-s -
-v -
-z