- ABORT_TIMEOUT
- ACS_BTEE
- ACS_HLINE
- ACS_LLCORNER
- ACS_LRCORNER
- ACS_LTEE
- ACS_PLUS
- ACS_RTEE
- ACS_TTEE
- ACS_ULCORNER
- ACS_URCORNER
- ACS_VLINE
- ACTIVE
- ADD_BUTTON
- ADD_CH
- ADD_KEYMAP_NAME
- ADD_LABEL
- AGENT
- ALT
- ALTL_PRESSED
- ALTR_PRESSED
- ARCH_NAME
- AREGTYPE
- ARGS_COLOR_OPTIONS
- ARGS_LEN
- ARGS_TERM_OPTIONS
- ASCII_A
- ASCII_Z
- ASCII_a
- ASCII_z
- ASPELL_FUNCTION_AVAILABLE
- A_BLINK
- A_BOLD
- A_ITALIC
- A_REVERSE
- A_UNDERLINE