DB<10> b File::Temp::new 
  DB<11> x File::Temp->new 
File::Temp::new(/.../lib/5.20.2/File/Temp.pm:885): 
885:	  my $proto = shift; 
  DB<<12>> c 
0  File::Temp=GLOB(0x216aeb0) 
   -> *File::Temp::$fh 
         FileHandle({*File::Temp::$fh}) => fileno(3)