dlclose          1324 dln.c          	    dlclose(handle);
dlclose          1560 dln.c          	    dlclose(handle);
dlclose           14 ext/dl/handle.c     dlclose(dlhandle->ptr);
dlclose           25 ext/dl/handle.c   return INT2NUM(dlclose(dlhandle->ptr));
dlclose           79 ext/dl/handle.c     dlclose(dlhandle->ptr);