recursive compiling bug fixed

Rev: src/ChangeLog:1.83
Rev: src/interpret.c:1.28
Rev: src/interpret.h:1.10
Rev: src/memory.c:1.4
Rev: src/pike_types.c:1.17
Rev: src/pike_types.h:1.4
Rev: src/program.c:1.25
Rev: src/version.c:1.12