to the file.
For example, such a full pathname might be /home/aeb/tel.
Always using full pathnames would be inconvenient, and the name
-of a file in the current directory may be abbreviated by only giving
-the last component.
+of a file in the current directory may be abbreviated by giving
+only the last component.
That is why "/home/aeb/tel" can be abbreviated
to "tel" when the current directory is "/home/aeb".
.LP