4.2BSD/usr/lib/lint/llib-lm

/*	%M%	%I%	%E%	*/
    /* LINTLIBRARY */
double	acos(x) double x; { return x; }
double	asin(x) double x; { return x; }
double	atan(x) double x; { return x; }
double	atan2(x,y) double x,y; { return x; }
double	cabs(z) struct {double x, y;} z; { return z.x; }
double	ceil(x) double x; { return x; }
double	cos(x) double x; { return x; }
double	cosh(x) double x; { return x; }
double	erf(x) double x; { return x; }
double	erfc(x) double x; { return x; }
double	exp(x) double x; { return x; }
double	fabs(x) double x; { return x; }
double	floor(x) double x; { return x; }
double	gamma(x) double x; { return x; }
double	hypot(x,y) double x,y; { return x; }
double	j0(x) double x; { return x; }
double	j1(x) double x; { return x; }
double	jn(n,x) double x; { return x; }
double	log(x) double x; { return x; }
double	log10(x) double x; { return x; }
double	pow(x,y) double x,y; { return x; }
double	sin(x) double x; { return x; }
double	sinh(x) double x; { return x; }
double	sqrt(x) double x; { return x; }
double	tanh(x) double x; { return x; }
double	y0(x) double x; { return x; }
double	y1(x) double x; { return x; }
double	yn(n,x) double x; { return x; }