* delaycase.c, eqstr.c, memmove.c, printbuffer.c,
	printevent.c, sendbuffer.c, waitbuffer.c: Include string.h.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@34255 138bc75d-0d04-0410-961f-82ee72b054a4