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