fix implicit declaration warning so we can compile with -Werror

nplab · Oct 15, 2018 · 5d0bc58 · 5d0bc58
1 parent 55ffa16
commit 5d0bc58
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/robot/src/utils.h b/robot/src/utils.h
@@ -36,6 +36,7 @@ typedef enum WebRTCRobot_ReturnCode {
 
 extern int errno;
 extern int h_errno;
+extern const char *hstrerror(int errnum);
 
 //print message, followed by string representation of current errno, optionally exit program
 extern void handle_errno(const char *msg, bool exit_program);