Support for the x64 medium code model is provided. See Figure 15, Table 15, ELF Special Section Indexes, Figure 18, Table 18, ELF Section Attribute Flags, and Figure 23, Table 23, ELF Special Sections.
The command line arguments, environment variables, and auxiliary vector array of the process, can be obtained using the dlinfo(3C) flag RTLD_DI_ARGSINFO.
Greater flexibility in prohibiting direct binding from external references is provided with the link-editor –B nodirect option. See Direct Bindings.