strerror and << added Rev: src/modules/files/configure.in:1.7 Rev: src/modules/files/doc/strerror:1.1 Rev: src/modules/files/efuns.c:1.6 Rev: src/modules/files/file.c:1.15 Rev: src/modules/files/file.h:1.4 Rev: src/modules/files/file_machine.h.in:1.4