configure.ac: some versions of linux/if.h require including sys/socket.h

Related: OS#3230
Change-Id: Iba869a75745cea01024fa3ce04917c02fa608a13
This commit is contained in:
Pau Espin 2019-06-27 18:07:41 +02:00
parent 1eeb113c34
commit 08ca425bc2
1 changed files with 6 additions and 2 deletions

View File

@ -74,8 +74,12 @@ AC_HEADER_STDC
AC_HEADER_SYS_WAIT
AC_CHECK_HEADERS([arpa/inet.h fcntl.h netdb.h netinet/in.h stdint.h stdlib.h string.h sys/ioctl.h sys/socket.h sys/time.h unistd.h])
# Check for if header
AC_CHECK_HEADERS([linux/if.h net/if.h])
# Check for if header. Some versions of linux/if.h fail without sys/socket.h included beforehand:
# see https://algorithmicallyrandom.blogspot.com/2012/07/error-on-including-include.html
AC_CHECK_HEADERS([linux/if.h net/if.h], [], [], [#ifdef HAVE_SYS_SOCKET_H
# include <sys/socket.h>
# endif
])
# Check for tun header
AC_CHECK_HEADERS([linux/if_tun.h net/if_tun.h])