sparc64 - mariadb pcre failure

I'm still trying to build kshisen on 6.4 sparc64.

I get the following error which has been discussed on the list but I'm not
sure what to patch to get around this. Your help would be most appreciated.
Thank you for all the help to get llvm built.

best regards John

error trying to configure for mariadb:-

-- Performing Test PCRE_STACK_SIZE_OK

-- Performing Test PCRE_STACK_SIZE_OK - Failed

CMake Error at cmake/pcre.cmake:22 (MESSAGE):

system pcre is not found or unusable

Call Stack (most recent call first):

CMakeLists.txt:369 (CHECK_PCRE)



-- Configuring incomplete, errors occurred!

See also
"/usr/ports/pobj/mariadb-10.0.37/build-sparc64/CMakeFiles/CMakeOutput.log".

See also
"/usr/ports/pobj/mariadb-10.0.37/build-sparc64/CMakeFiles/CMakeError.log".