SDATA_OF_STRING  1705 src/alloc.c          && nbytes != SDATA_NBYTES (SDATA_OF_STRING (s)))
SDATA_OF_STRING  1942 src/alloc.c      sdata *old_sdata = SDATA_OF_STRING (XSTRING (string));
SDATA_OF_STRING  2024 src/alloc.c    		  sdata *data = SDATA_OF_STRING (s);
SDATA_OF_STRING  2523 src/alloc.c          sdata *old_sdata = SDATA_OF_STRING (s);