Cygwin's default user interface may be the bash shell working while in the mintty terminal emulator.[25] The DLL also implements pseudo terminal (pty) gadgets, and Cygwin ships with numerous terminal emulators which can be depending on them, which includes rxvt/urxvt and xterm. The Edition of GCC that comes with Cygwin https://acgwin28528.look4blog.com/75057286/what-does-acgwin-mean