diff --git a/functions/serial.c b/functions/serial.c
index 180c6cf..ac3422d 100644
--- a/functions/serial.c
+++ b/functions/serial.c
@@ -41,22 +41,10 @@ return fd;
  this will disconnect the line.  
  */
 
-int bauds_str_to_B(char *strb, int unused)
+int bauds_to_B(int bauds)
 {
-long		value;
 
-#if DEBUG_LEVEL
-fprintf(stderr, "--> %s ( '%s' 0x%x )\n", __func__, strb, unused);
-#endif
-
-if (1 != sscanf(strb, "%ld", &value)) {
-	return B0;
-	}
-#if DEBUG_LEVEL
-fprintf(stderr, "    computed baudrate = %ld\n", value);
-#endif
-
-switch (value) {
+switch (bauds) {
 	case	50:		return B50;
 	case	75:		return B75;
 	case	110:		return B110;
diff --git a/functions/serial.h b/functions/serial.h
index 98e22b2..d8645ba 100644
--- a/functions/serial.h
+++ b/functions/serial.h
@@ -4,4 +4,5 @@
  */
 
 int open_serial(char *dev, int bauds, int unused);
-int bauds_str_to_B(char *strb, int unused);
+
+int bauds_to_B(int bauds);