diff --git a/common.cpp b/common.cpp
index c50d5d3..73fbe45 100644
--- a/common.cpp
+++ b/common.cpp
@@ -611,6 +611,15 @@ char * ip_port_t::to_s()
 
 
 
+void print_binary_chars(const char * a,int len)
+{
+	for(int i=0;i<len;i++)
+	{
+		unsigned char b=a[i];
+		log_bare(log_debug,"<%02x>",(int)b);
+	}
+	log_bare(log_debug,"\n");
+}
 
 
 
diff --git a/common.h b/common.h
index f6b52ae..9a63ed9 100644
--- a/common.h
+++ b/common.h
@@ -142,13 +142,7 @@ int hex_to_u32(const string & a,u32_t &output);
 
 int create_fifo(char * file);
 
-inline void print_binary_chars(const char * a,int len)
-{
-	for(int i=0;i<len;i++)
-	{
-		unsigned char b=a[i];
-		printf("<%x>",(int)b);
-	}
-	printf("\n");
-}
+void print_binary_chars(const char * a,int len);
+
+
 #endif /* COMMON_H_ */