This symbol labels an uninitialized common block.

This symbol represents the name of the source file associated with the object file.

This symbol is associated with a function.

A symbol with type STT_GNU_IFUNC is a function, but the symbol does not provide the address of the function as usual. Instead, the symbol provides the address of a function which returns a pointer to the actual function.

The upper bound of OS-specific binding type.

The upper bound of processor-specific symbol type.

The lower bound of OS-specific symbol type.

The lower bound of processor-specific symbol type.

Symbol's type is not specified.

This symbol is associated with a data object, such as variable and an array.

This symbol is associated with a section. Symbol table entries of this type exist primarily for relocation and normally have STBLocal binding.

The symbol specifies a Thread-Local Storage entity.