NAME
       hdf_get_value  - Return the value of a node in the data set
SYNOPSIS
       #include <util/neo_hdf.h>
       char *hdf_get_value (HDF *hdf, const char *name, const char *defval);
ARGUMENTS
       hdf -> the dataset node to start from
       name -> the name to walk the data set to
       defval -> the default value to return if the node doesn’t
       exist
DESCRIPTION
       hdf_get_value walks the data set pointed to by hdf via name and returns
       the string value located there, or defval if the node doesn’t exist
RETURN VALUE
       None
SEE ALSO
       hdf_set_symlink(3),         hdf_get_valuef(3),         compareFunc)(3),
       hdf_dump_str(3),    hdf_get_int_value(3),    hdf_read_string_ignore(3),
       hdf_copy(3),   hdf_get_node(3),   hdf_set_value(3),   hdf_obj_child(3),
       hdf_read_string(3),      hdf_set_buf(3),      hdf_register_fileload(3),
       hdf_get_obj(3),  hdf_get_attr(3),  hdf_obj_top(3),  hdf_dump_format(3),
       hdf_destroy(3),   hdf_init(3),  hdf_obj_value(3),  hdf_write_string(3),
       hdf_set_valuevf(3),     hdf_sort_obj(3),      hdf_write_file_atomic(3),
       hdf_obj_attr(3), hdf_set_valuef(3), hdf_get_copy(3), hdf_write_file(3),
       hdf_get_valuevf(3),         hdf_set_int_value(3),          hdf_dump(3),
       hdf_get_value(3), hdf_set_copy(3), hdf_obj_next(3), hdf_search_path(3),
       hdf_obj_name(3), hdf_set_attr(3), hdf_get_child(3), hdf_remove_tree