--- a/libqdwav/wav_lib.h	
+++ a/libqdwav/wav_lib.h	
@@ -29,11 +29,9 @@ typedef struct{
 	char   	head[43];
 } wav_sig;
 
-buffmem_desc	binfo;
-count_info	cinfo;
+extern buffmem_desc	binfo;
 
-int 	dsp_fd;
-int 	*buffer;
+extern int dsp_fd;
 
 short 	get_wav_format		(wav_sig *info);
 int 	open_wav		(char *header, char file_name[]);
@@ -46,5 +44,3 @@ void	get_wav_nextblock	(int handle, char *buffer);
 
 int 	init_parm		(int argc, char *argv[], wav_sig *file_info);
 int 	open_wav_rec		(wav_sig *info);
-
-int bsize;
--- a/timer.c	
+++ a/timer.c	
@@ -1,6 +1,8 @@ 
 #include <stdio.h>
 #include "wav_lib.h"
 
+count_info cinfo;
+int dsp_fd;
 
 int update_timer(wav_sig *info, int mode){
 	int hr, mn, sc;
--- a/wav_play.c	
+++ a/wav_play.c	
@@ -11,6 +11,8 @@ 
 
 wav_sig *file_info;
 long count;
+int bsize_p;
+int * buffer_p;
 
 /* GSM stuff */
 
@@ -58,25 +60,25 @@ int init_dsp(wav_sig *file_info){
 	p =  file_info->srate;
 	i += ioctl(dsp_fd, SOUND_PCM_WRITE_RATE, &p);
 
-	i += ioctl(dsp_fd, SNDCTL_DSP_GETBLKSIZE, &bsize);
+	i += ioctl(dsp_fd, SNDCTL_DSP_GETBLKSIZE, &bsize_p);
 	
 	ioctl(dsp_fd, SNDCTL_DSP_SYNC, 0);
 
 	return(i);
 }
 
-void play_buffer(){
+void play_buffer_p(){
 
 #ifndef GSM
 
-	if (file_info->len < bsize){
-		count = read(file_info->handle, buffer, file_info->len);
+	if (file_info->len < bsize_p){
+		count = read(file_info->handle, buffer_p, file_info->len);
 		file_info->len -= count;
 	} else {
-		count = read(file_info->handle, (int *)buffer, bsize);
+		count = read(file_info->handle, (int *)buffer_p, bsize_p);
 		file_info->len -= count;
 	}
-	write(dsp_fd, buffer, count);
+	write(dsp_fd, buffer_p, count);
 
 #else
 
@@ -103,7 +105,7 @@ int main(int argc, char *argv[]) {
 	filename = argv[1];
 #endif 	
 	file_info = (wav_sig *)malloc(sizeof(wav_sig));
-	buffer = (int *)malloc(32767);
+	buffer_p = (int *)malloc(32767);
 
 	if (init_wav_read(filename, file_info) == -1){
 		fprintf(stderr,"Error opening file: %s\n", file_info->name);
@@ -123,7 +125,7 @@ int main(int argc, char *argv[]) {
 	gsm_info.handle = gsm_create();
 #endif
 	while (file_info->len > 0){
-		play_buffer();
+		play_buffer_p();
 		update_timer(file_info, 1);
 	}
 #ifdef GSM
--- a/wav_rec.c	
+++ a/wav_rec.c	
@@ -15,6 +15,8 @@ 
 wav_sig *file_info;
 int count;
 int have_len;
+int bsize_r;
+int *buffer_r;
 
 //SignalHandler *old_sigint;
 
@@ -89,7 +91,7 @@ int init_dsp(wav_sig *file_info){
 		p =  file_info->srate;
 		i += ioctl(dsp_fd, SNDCTL_DSP_SPEED, &p);
 		
-		i += ioctl(dsp_fd, SNDCTL_DSP_GETBLKSIZE, &bsize);
+		i += ioctl(dsp_fd, SNDCTL_DSP_GETBLKSIZE, &bsize_r);
 		
 		
 		ioctl(dsp_fd, SNDCTL_DSP_SYNC, 0);
@@ -126,10 +128,10 @@ void write_data(){
 
 #ifndef GSM
 
-	if ((have_len && file_info->len > bsize) || !have_len) count = read(dsp_fd, buffer, bsize);
-	else count = read(dsp_fd, buffer, file_info->len);
+	if ((have_len && file_info->len > bsize_r) || !have_len) count = read(dsp_fd, buffer_r, bsize);
+	else count = read(dsp_fd, buffer_r, file_info->len);
 
-	write(file_info->handle, buffer, count);
+	write(file_info->handle, buffer_r, count);
 	file_info->len -= count;
 	file_info->sofar += count;
 
@@ -193,7 +195,7 @@ int main(int argc, char *argv[]){
 		exit(-1);
 	}
 
-	buffer = (int *)malloc(bsize);
+	buffer_r = (int *)malloc(bsize_r);
 	
 	//old_sigint = (SignalHandler *)
   	signal(SIGINT, SIG_INT);