tests/demo-nopic.test, tests/demo-pic.test,
tests/demo-shared.test, tests/demo-static.test,
tests/depdemo-conf.test, tests/depdemo-nofast.test,
tests/depdemo-shared.test, tests/depdemo-static.test:
Pass build system type to tests to support environment
where default system type not equal to build system type
(eg. 64-bit HP-UX).
* tests/defs: Set CONFIG_SITE to /nonexistent, except on DJGPP,
which requires its config.site, to work correctly.
* tests/cdemo-conf.test, tests/cdemo-shared.test,
tests/cdemo-static.test, tests/demo-conf.test,
tests/demo-nofast.test, tests/demo-nopic.test,
tests/demo-pic.test, tests/demo-shared.test,
tests/demo-static.test, tests/depdemo-conf.test,
tests/depdemo-nofast.test, tests/depdemo-shared.test,
tests/depdemo-static.test, tests/f77demo-conf.test,
tests/f77demo-shared.test, tests/f77demo-static.test,
tests/mdemo-conf.test, tests/mdemo-shared.test,
tests/mdemo-static.test, tests/pdemo-conf.test,
tests/tagdemo-conf.test, tests/tagdemo-shared.test,
tests/tagdemo-static.test: Don't set CONFIG_SITE, now that
tests/defs sets it.
* tests/cdemo-exec.test, tests/demo-exec.test,
tests/demo-inst.test, tests/depdemo-exec.test,
tests/depdemo-inst.test, tests/f77demo-exec.test,
tests/mdemo-exec.test, tests/mdemo-inst.test,
tests/pdemo-exec.test, tests/pdemo-inst.test,
tests/tagdemo-exec.test: When checking for the existence
of executables, use the executable file extension from $EXEEXT.
specially. This causes 'test -r /dev/null/config/site' to
improperly report success, causing configure to fail. Change the
CONFIG_SITE definition from "/dev/null/config/site" to
"/nonexistent" to avoid this problem.