strelapsed - parse elapsed time expression

strelapsed returns a pointer to a string representation of the elapsed time for (count/persec) seconds. The two largest time units are used, limiting the return value length to at most 6 characters. The units are:

s

seconds

m

minutes

h

hours

days

weeks

M

months

Y

years

S

scores

strelapsed(3)

The return value points to a static area that is overwritten on each call.