Clean up some compiler warnings.

src/librc/librc-misc.c

@@ -66,7 +66,8 @@ ssize_t rc_getline(char **line, size_t *len, FILE *fp)
 		}
 		p = *line + last;
 		memset(p, 0, BUFSIZ);
-		fgets(p, BUFSIZ, fp);
+		if (fgets(p, BUFSIZ, fp) == NULL)
+			break;
 		last += strlen(p);
 		if (last && (*line)[last - 1] == '\n') {
 			(*line)[last - 1] = '\0';

src/librc/librc.c

@@ -555,7 +555,8 @@ rc_service_mark(const char *service, const RC_SERVICE state)
 						 RC_SVCDIR "/%s/%s",
 						 rc_parse_service_state(RC_SERVICE_WASINACTIVE),
 						 base);
-					symlink(init, was);
+					if (symlink(init, was) == -1)
+						return false;
 					skip_wasinactive = true;
 				}
 				if (unlink(file) == -1) {