Shell Commands/Avail

Avail - Displays the amount of free memory available

FAST/S, CHIP/S, TOTAL/S, FLUSH/S, H=HUMAN/S

FAST  - Displays the amount of free FAST memory                                      
CHIP  - Displays the amount of free CHIP memory
TOTAL - Displays the total amount of memory available to MorphOS
HUMAN - Uses human-readable units instead of using bytes
FLUSH - Frees all unused libraries, devices, fonts and catalogs