1lib a64l,acosh,asinh,atanh,cbrt,ceil,crypt,erf,exp,expm1,floor 2lib gamma,getpass,lgamma,log,log1p,random,rcmd,rint,srand48 3lib copysign,logb,finite,drem,sqrt,ilogb,remainder,scalb 4lib _copysign,_finite,_scalb,__iob_func,_p__iob 5 6dat _iob 7