diff -Naur combine_wave-0.3.orig/combine_wave.c combine_wave-0.3/combine_wave.c
--- combine_wave-0.3.orig/combine_wave.c	2005-10-06 14:44:10.000000000 +0200
+++ combine_wave-0.3/combine_wave.c	2007-10-05 21:02:17.000000000 +0200
@@ -19,8 +19,8 @@
 
 void running_info()
 {
-fprintf(stderr,\
-"    RUNNNING COMMANDS
+fprintf(stderr,
+"    RUNNNING COMMANDS\n\
 b         toggles move both channels / move right channel delay mode.\n\
 ESC       exits.\n\
 'z'  'x'  1 sample forward / backward.\n\
@@ -39,8 +39,8 @@
 
 void usage()
 {
-fprintf(stderr,\
-"Usage:
+fprintf(stderr,
+"Usage:\n\
 combine_wave [-a] [-d milli seconds delay right channel relative to left]\n\
 [-e samples delay right channel relative to left]\n\
 [-k] -l filename_left [-m] -o output_filename -r filename_right [s start seek offset].\n\
diff -Naur combine_wave-0.3.orig/combine_wave.h combine_wave-0.3/combine_wave.h
--- combine_wave-0.3.orig/combine_wave.h	2005-10-06 14:44:10.000000000 +0200
+++ combine_wave-0.3/combine_wave.h	2007-10-05 21:02:52.000000000 +0200
@@ -5,6 +5,7 @@
 #include <unistd.h>
 #include <stdio.h>
 #include <stdlib.h>
+#include <string.h>
 
 #include <signal.h>
 #include <errno.h>
diff -Naur combine_wave-0.3.orig/Makefile combine_wave-0.3/Makefile
--- combine_wave-0.3.orig/Makefile	2005-10-06 14:44:10.000000000 +0200
+++ combine_wave-0.3/Makefile	2007-10-05 21:00:43.000000000 +0200
@@ -6,13 +6,13 @@
 CFLAGS = -O2 -Wall -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64
 
 .c.o:
-	gcc $(CFLAGS) -c $<
+	$(CC) $(CFLAGS) -c $<
 
 OBJECT =\
 combine_wave.o
 
 a.out : $(OBJECT)
-	gcc -o combine_wave  $(OBJECT)
+	$(CC) $(LDFLAGS) -o combine_wave  $(OBJECT)
 		
 # DEPENDENCIES
 combine_wave.o : combine_wave.c combine_wave.h wave_header.h