linux: remove readlinkat() dependency

[libserialport.git] / libserialport_internal.h

diff --git a/libserialport_internal.h b/libserialport_internal.h
index bef84b66f26f061bb4fdd791667d806446fcb3b9..9d582f8e72fbef5a1009b2f31d234ddedd737be1 100644 (file)
--- a/libserialport_internal.h
+++ b/libserialport_internal.h
@@ -20,7 +20,6 @@
 
 #ifdef __linux__
 #define _BSD_SOURCE // for timeradd, timersub, timercmp
-#define _XOPEN_SOURCE 700 // for readlinkat
 #endif
 
 #include <string.h>