check availability of <netinet/tcp.h>

17 years ago · 68aa62d76b
parent a0b8ac2bdc
commit 68aa62d76b
2 changed files with 13 additions and 2 deletions
--- a/ares_process.c
+++ b/ares_process.c
@ -21,14 +21,24 @@
 #include "nameser.h"

 #else
+#ifdef HAVE_SYS_SOCKET_H
 #include <sys/socket.h>
+#endif
 #ifdef HAVE_SYS_UIO_H
 #include <sys/uio.h>
 #endif
-#include <netinet/tcp.h>   /* for TCP_NODELAY */
-#include <netinet/in.h>
+#ifdef HAVE_NETINET_IN_H
+#include <netinet/in.h> /* <netinet/tcp.h> may need it */
+#endif
+#ifdef HAVE_NETINET_TCP_H
+#include <netinet/tcp.h> /* for TCP_NODELAY */
+#endif
+#ifdef HAVE_NETDB_H
 #include <netdb.h>
+#endif
+#ifdef HAVE_ARPA_NAMESER_H
 #include <arpa/nameser.h>
+#endif
 #ifdef HAVE_ARPA_NAMESER_COMPAT_H
 #include <arpa/nameser_compat.h>
 #endif
--- a/configure.ac
+++ b/configure.ac
@ -340,6 +340,7 @@ AC_CHECK_HEADERS(
       sys/param.h \
       netdb.h \
       netinet/in.h \
+       netinet/tcp.h \
       net/if.h \
       errno.h \
       stdbool.h \