diff -r edda3caf942c libqdwav/wav_lib.h
--- a/libqdwav/wav_lib.h	Sat Oct 03 19:10:00 2020 +0000
+++ b/libqdwav/wav_lib.h	Sat Oct 03 19:12:33 2020 +0000
@@ -29,11 +29,11 @@
 	char   	head[43];
 } wav_sig;
 
-buffmem_desc	binfo;
-count_info	cinfo;
+extern buffmem_desc	binfo;
+extern count_info	cinfo;
 
-int 	dsp_fd;
-int 	*buffer;
+extern int 	dsp_fd;
+extern int 	*buffer;
 
 short 	get_wav_format		(wav_sig *info);
 int 	open_wav		(char *header, char file_name[]);
@@ -47,4 +47,4 @@
 int 	init_parm		(int argc, char *argv[], wav_sig *file_info);
 int 	open_wav_rec		(wav_sig *info);
 
-int bsize;
+extern int bsize;
diff -r edda3caf942c libqdwav/wav_read.c
--- a/libqdwav/wav_read.c	Sat Oct 03 19:10:00 2020 +0000
+++ b/libqdwav/wav_read.c	Sat Oct 03 19:12:33 2020 +0000
@@ -6,7 +6,11 @@
 #include <sys/stat.h>
 #include "wav_lib.h"
 
-
+buffmem_desc	binfo;
+count_info	cinfo;
+int 	dsp_fd;
+int 	*buffer;
+int bsize;
 
 	/* wav header is 44 bytes long */
 int open_wav(char *header, char file_name[]){