| # netinet_in_h.m4 serial 5 |
| dnl Copyright (C) 2006-2021 Free Software Foundation, Inc. |
| dnl This file is free software; the Free Software Foundation |
| dnl gives unlimited permission to copy and/or distribute it, |
| dnl with or without modifications, as long as this notice is preserved. |
| |
| AC_DEFUN([gl_HEADER_NETINET_IN], |
| [ |
| AC_CACHE_CHECK([whether <netinet/in.h> is self-contained], |
| [gl_cv_header_netinet_in_h_selfcontained], |
| [ |
| AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <netinet/in.h>]], [[]])], |
| [gl_cv_header_netinet_in_h_selfcontained=yes], |
| [gl_cv_header_netinet_in_h_selfcontained=no]) |
| ]) |
| if test $gl_cv_header_netinet_in_h_selfcontained = yes; then |
| NETINET_IN_H='' |
| else |
| NETINET_IN_H='netinet/in.h' |
| AC_CHECK_HEADERS([netinet/in.h]) |
| gl_CHECK_NEXT_HEADERS([netinet/in.h]) |
| if test $ac_cv_header_netinet_in_h = yes; then |
| HAVE_NETINET_IN_H=1 |
| else |
| HAVE_NETINET_IN_H=0 |
| fi |
| AC_SUBST([HAVE_NETINET_IN_H]) |
| fi |
| AC_SUBST([NETINET_IN_H]) |
| AM_CONDITIONAL([GL_GENERATE_NETINET_IN_H], [test -n "$NETINET_IN_H"]) |
| ]) |
