src/tuna.c:832:9: warning: absolute value function 'fabsf' given an argument of type 'double' but has parameter of type 'float' which may cause truncation of value [-Wabsolute-value]
if (fabsf(self->dll_e0 * freq / self->rate) > .02) {
^
src/tuna.c:832:9: note: use function 'fabs' instead
if (fabsf(self->dll_e0 * freq / self->rate) > .02) {
^~~~~
fabs