2000/9/18
constdef.h $B$N(B checkchar $B$G!$(BSTRING$B$r0z?t$H$7$FM?$($?;~$K!$J8;zNs$ND9$5(B
$B$r%A%'%C%/$7$F$$$J$$!%D9$5$,(B0$B$N>l9g$O(B0$B$rJV$9!%(B

-> $B<B32$O$J$$$N$G!$;EMM$K$9$k(B?

print_flonum$B$NCf$G!$(B

  unsigned char strbuf[STRBUFSIZE];
$B$KBP$7$F!$(B

  sprintf(buf,"%%+%d.%df^",dig+2,dig);
  sprintf(strbuf,buf,fval);

$B$H$7$F$$$k$,!$$"$U$l$5$;$k$3$H$O2DG=(B
-> $B?<9o$J%P%0(B
