midlen           1082 src/string.c       int len, i, start, end, prelen, midlen, postlen;
midlen           1120 src/string.c       midlen = s - r;
midlen           1121 src/string.c       postlen = SCM_STRING_BODY_SIZE(strb) - midlen - prelen;
midlen           1131 src/string.c       memcpy(p, SCM_STRING_BODY_START(strb) + prelen + midlen, postlen);