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-rwxr-xr-xconfigure.ac5
1 files changed, 5 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac
index ece1e7c5..9ce4c547 100755
--- a/configure.ac
+++ b/configure.ac
@@ -1107,6 +1107,11 @@ if test "${enable_capabilities}" != "no"; then
fi
AC_SUBST(LIBCAP)
+dnl -------------------
+dnl test for ucontext.h
+dnl -------------------
+AC_CHECK_HEADERS(ucontext.h)
+
dnl ---------------------------
dnl check for glibc 'backtrace'
dnl ---------------------------