wmake -show-c can fail in scripts

when called from within tutorial loops it can receive spurious `Entering directory... " information that causes failure to find the compiler (for example).

• Must suppress print directory when using these query functions.

added Non-Critical bug labels

closed via commit 583905fd

mentioned in commit 14410a73

mentioned in commit f18bd272

mentioned in commit 9ef14411

mentioned in commit 583905fd