* config/{vxworks68,vxworks960}: Don't include xdr_regs.o.

gdb/config/vxworks68.mt

@@ -1,3 +1,3 @@
 # Target: VxWorks running on a 68000
-TDEPFILES= exec.o m68k-pinsn.o m68k-tdep.o remote-vx.o xdr_ld.o xdr_ptrace.o xdr_rdb.o xdr_regs.o
+TDEPFILES= exec.o m68k-pinsn.o m68k-tdep.o remote-vx.o xdr_ld.o xdr_ptrace.o xdr_rdb.o
 TM_FILE= tm-vx68.h

gdb/config/vxworks960.mt

@@ -1,5 +1,5 @@
 # Target: VxWorks running on an Intel 960
-TDEPFILES= exec.o i960-pinsn.o i960-tdep.o remote-vx.o xdr_ld.o xdr_ptrace.o xdr_rdb.o xdr_regs.o
+TDEPFILES= exec.o i960-pinsn.o i960-tdep.o remote-vx.o xdr_ld.o xdr_ptrace.o xdr_rdb.o
 TM_FILE= tm-vx960.h
 # Define this for the vx-share routines, which don't see param.h.
 MT_CFLAGS= -DI80960