Support for the x64 medium code model is provided. See Figure 16, Table 16, ELF Special Section Indexes, Figure 19, Table 19, ELF Section Attribute Flags, and Figure 24, Table 24, 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.