9704 move socket functions to libc

*** 42,52 ****
  
  CSTD =  $(CSTD_GNU99)
  
  CFLAGS +=       -mt $(CCVERBOSE)
  CPPFLAGS +=     $(INCS)
- LDLIBS +=       -lsocket
  
  .KEEP_STATE:
  
  all: $(LIBS)
  
--- 42,51 ----