Made ./configure check for the <sys/ioctl.h> header file.
Made ./configure check for the <sys/ioctl.h> header file.

conreality/conreality,conreality/conreality,conreality/conreality,conreality/conreality,conreality/consensus,conreality/consensus,conreality/consensus,conreality/consensus,conreality/conreality