byacc

• Replaces bison -y

Configure

• btyacc is enabled by default:
  • This increases compatibility with bison and allows byacc -B to be used
  • This also means that backtracking features like %destructor and %locations are now supported
• Remove --program-prefix=b?

References

• https://aur.archlinux.org/packages/byacc-bison
• https://c9x.me/yacc/
• https://github.com/ibara/yacc
• https://github.com/iglunix/iglunix/blob/main/base/linux/kernel-byacc.patch
• https://github.com/wyvertux/wyverkiss/wiki/Building-the-kernel