master 26fcd82: * configure.ac: Replace obsolete AC_CHECK_HEADER usage. (Bug#46578)

[Glenn Morris]

branch: master
commit 26fcd8289057805f506a24c6ae7277c653463208
Author: Glenn Morris <rgm@gnu.org>
Commit: Glenn Morris <rgm@gnu.org>

    * configure.ac: Replace obsolete AC_CHECK_HEADER usage.  (Bug#46578)
---
 configure.ac | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/configure.ac b/configure.ac
index 9a294bc..11a06a3 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1767,7 +1767,8 @@ fi
 
 dnl On Solaris 8 there's a compilation warning for term.h because
 dnl it doesn't define 'bool'.
-AC_CHECK_HEADERS(term.h, , , -)
+AC_PREPROC_IFELSE([AC_LANG_PROGRAM([[#include <term.h>]],[[]])],
+  AC_DEFINE(HAVE_TERM_H, 1, [Define to 1 if you have the <term.h> header 
file.]))
 AC_HEADER_SYS_WAIT
 
 AC_CHECK_HEADERS_ONCE(sys/socket.h)