N_UNDF

Values for NTypeMask.N_TYPE bits of the nlist_64.n_type field.

Values

ValueMeaning
N_UNDF0x0

Undefined (n_sect == NO_SECT)

N_ABS0x2

Absolute (n_sect == NO_SECT)

N_SECT0xe

Defined in section number nlist_64.n_sect

N_PBUD0xc

Prebound undefined (defined in a dylib)

N_INDR0xa

Indirect symbol

If the type is N_INDR then the symbol is defined to be the same as another symbol. In this case the n_value field is an index into the string table of the other symbol's name. When the other symbol is defined then they both take on the defined type and value.

Meta