sys_statvfs.h (man0p)
sys/statvfs.h — VFS File System information structure
sys/statvfs.h — VFS File System information structure
dlfcn.h — dynamic linking
dirent.h — format of directory entries
signal.h — signals
ndbm.h — definitions for ndbm database operations
utmpx.h — user accounting database definitions
sys/ipc.h — XSI interprocess communication access structure
sys/resource.h — definitions for XSI resource operations
string.h — string operations
stdlib.h — standard library definitions