libcap-2.78
Up the release version to 2.78
Support simply executing the built shared libraries.
Revert "libcap: Add build ldflags to _makenames rule"
Be more consistent with make variables.
libcap: Improve raw container calculation
Make cap_t operations thread safe.
Address a potential TOCTOU race condition in cap_set_file().
Add a cap_iab_dup() function and make IAB access atomic.
Drop perl from the build requirements.
Factor out the ((weak)) psx_load_syscalls() function.
Fix prctl return code/errno handling in libcap.
Recognize default secbits of 0 as "HYBRID" mode.
Add some C++ protection to the libcap/execable.* code.
Drop the hard requirement on libpsx.
Eliminating -wrap use.
Clean up libpsx.so execable mode.