VMEM_NAMELEN
char vm_name[VMEM_NAMELEN]; /* arena name */
(void) snprintf(vmp->vm_name, VMEM_NAMELEN, "%s", name);
char buf[VMEM_NAMELEN + 21];
(void) snprintf(vmp->vm_name, VMEM_NAMELEN, "%s", name);
char buf[VMEM_NAMELEN + 21];
char vm_name[VMEM_NAMELEN]; /* arena name */