shithub: riscv

ref: 99cd8b23cd5dcdd8961b5f7d31dc2aa64316f1b6
dir: /sys/src/ape/lib/ap/gen/difftime.c/

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#include <time.h>

/* Difference in seconds between two calendar times */

double
difftime(time_t t1, time_t t0)
{
	return (double)t1-(double)t0;
}