Section: Device Mapper Multipath API - libdmmp Manual (3)
dmmp_mpath_wwid_get - Retrieve WWID of certain mpath.
const char * dmmp_mpath_wwid_get
(struct dmmp_mpath *dmmp_mp);
Pointer of 'struct dmmp_mpath'.
If this pointer is NULL, your program will be terminated by assert.
const char *. No need to free this memory, the resources will get
freed when dmmp_mpath_array_free