asin 25 maint/gnulib/lib/asinf.c return (float) asin ((double) x); asin 39 maint/gnulib/lib/asinl.c return asin (x); asin 24 maint/gnulib/tests/test-asin.c SIGNATURE_CHECK (asin, double, (double)); asin 36 maint/gnulib/tests/test-asin.c y = asin (x);