NAME umount, umount2 - unmount filesystem LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <sys/mount.h ... umount(const char * target ); int umount2(const char * target…NAME umount, umount2 - unmount filesystem LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <sys/mount.h ... umount(const char * target ); int umount2(const char * target…oldumount (2) 2.4.116 Name of the old umount (2) syscall on Alpha olduname ... ugetrlimit (2) 2.4 umask (2) 1.0 umount (2) 1.0 umount2 (2) 2.2 uname2const), mount_setattr (2), pivot_root (2), umount (2), mount_namespaces (7), path_resolution ... findmnt (8), lsblk (8), mount (8), umountmount point ( new_root ). During the subsequent umount () call, resolution of "." starts with new_root