sin                25 maint/gnulib/lib/sinf.c   return (float) sin ((double) x);
sin                43 maint/gnulib/lib/sinl.c   return sin (x);
sin                24 maint/gnulib/tests/test-sin.c SIGNATURE_CHECK (sin, double, (double));
sin                36 maint/gnulib/tests/test-sin.c   y = sin (x);