363     char_u	*res;  in strup_save()  local
365     res = p = vim_strsave(orig);  in strup_save()
367     if (res != NULL)  in strup_save()
393 		    s = alloc(STRLEN(res) + 1 + newl - l);  in strup_save()
396 			vim_free(res);  in strup_save()
399 		    mch_memmove(s, res, p - res);  in strup_save()
400 		    STRCPY(s + (p - res) + newl, p + l);  in strup_save()
401 		    p = s + (p - res);  in strup_save()
402 		    vim_free(res);  in strup_save()
403 		    res = s;  in strup_save()
418     return res;  in strup_save()
430     char_u	*res;  in strlow_save()  local
432     res = p = vim_strsave(orig);  in strlow_save()
434     if (res != NULL)  in strlow_save()
460 		    s = alloc(STRLEN(res) + 1 + newl - l);  in strlow_save()
463 			vim_free(res);  in strlow_save()
466 		    mch_memmove(s, res, p - res);  in strlow_save()
467 		    STRCPY(s + (p - res) + newl, p + l);  in strlow_save()
468 		    p = s + (p - res);  in strlow_save()
469 		    vim_free(res);  in strlow_save()
470 		    res = s;  in strlow_save()
485     return res;  in strlow_save()