1 files changed, 4 insertions, 7 deletions

diff --git a/listamsb.c b/listamsb.c
index f833987..268aae6 100644
--- a/listamsb.c
+++ b/listamsb.c
@@ -42,6 +42,7 @@ int check_only = 0;  /* -c */
 int need_pclose = 0;
 int bytes_read = 0;
 int warnings = 0;
+int proglen = 0;
 
 FILE *infile;
 FILE *outfile;
@@ -83,10 +84,8 @@ int read_word(void) {
 	return w;
 }
 
-/* return value is program length */
-int read_header(void) {
+void read_header(void) {
 	unsigned char b;
-	int proglen;
 
 	b = read_byte();
 	if(b) die2("not an AMSB file: first byte not $00");
@@ -112,8 +111,6 @@ int read_header(void) {
 			exit(2);
 		}
 	}
-
-	return proglen;
 }
 
 void unknown_token(int lineno, unsigned char byte, int ext) {
@@ -306,7 +303,7 @@ void open_output() {
 }
 
 int main(int argc, char **argv) {
-	int proglen, rv = 0, linecount = 0;
+	int rv = 0, linecount = 0;
 
 	set_self(argv[0]);
 
@@ -314,7 +311,7 @@ int main(int argc, char **argv) {
 
 	open_output();
 
-	proglen = read_header();
+	read_header();
 
 	while(next_line())
 		linecount++;