Re: How to prevent warning "The macro `AC_PROG_CC_C99' is obsolete"

[R. Diez]

> Actually, the trouble is that OpenOCD is not consistently using the 
> m4_version_prereq solution.
> You're getting the message from the unprotected call to AC_PROG_CC_C99 in 
> openocd-code/src/jtag/drivers/libjaylink/configure.ac.

I hadn't realised, many thanks for your help.

That file actually belongs to a Git Submodule, so that is a different project. 
I'll let the maintainer know.

Regards,
  rdiez