gfs_unlink_section - delete a file
char *gfs_unlink_section (char * gfarm_url, char * section);
gfs_unlink_section() deletes the file section whose name is the string
specifiedby gfarm_url and section.
NULL The function terminated successfully.
Insufficient memory was available.
User authentication failed when connecting to gfmd(8).
gfarm_url points outside your accessible address space.
section of gfarm_url does not exist.
A component of the path prefix is not a directory.
Others An error except the above occurred. The reason is shown by its