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-rw-r--r--configure.ac2
1 files changed, 2 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac
index 7ce3b34..7f4be42 100644
--- a/configure.ac
+++ b/configure.ac
@@ -4,6 +4,8 @@ AC_PROG_CC
AM_PROG_AR
LT_INIT
PKG_CHECK_MODULES([TIDY], [tidy])
+AC_CHECK_HEADERS([threads.h],
+ [AC_DEFINE([HAVE_THREADS_H])])
AC_CHECK_HEADER_STDBOOL
AC_C_INLINE
AC_CHECK_FUNCS([memset])