diff --git a/slirp/main.h b/slirp/main.h
index e04677944f..4bc05fb904 100644
--- a/slirp/main.h
+++ b/slirp/main.h
@@ -8,10 +8,6 @@
 #ifndef SLIRP_MAIN_H
 #define SLIRP_MAIN_H
 
-#ifdef HAVE_SYS_SELECT_H
-#include <sys/select.h>
-#endif
-
 extern u_int curtime;
 extern struct in_addr loopback_addr;
 extern unsigned long loopback_mask;
diff --git a/slirp/slirp.h b/slirp/slirp.h
index 1f47848271..7606de962f 100644
--- a/slirp/slirp.h
+++ b/slirp/slirp.h
@@ -36,10 +36,6 @@ typedef char *caddr_t;
 # include <sys/ioctl.h>
 #endif
 
-#ifdef HAVE_SYS_SELECT_H
-# include <sys/select.h>
-#endif
-
 #ifdef HAVE_SYS_FILIO_H
 # include <sys/filio.h>
 #endif
diff --git a/slirp/slirp_config.h b/slirp/slirp_config.h
index 9becb98e11..68e75f3873 100644
--- a/slirp/slirp_config.h
+++ b/slirp/slirp_config.h
@@ -32,12 +32,6 @@
 #define DECLARE_IOVEC
 #endif
 
-/* Define if you have sys/select.h */
-#undef HAVE_SYS_SELECT_H
-#ifndef _WIN32
-#define HAVE_SYS_SELECT_H
-#endif
-
 /* Define to sizeof(char *) */
 #define SIZEOF_CHAR_P (HOST_LONG_BITS / 8)