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-rw-r--r--configure.ac3
1 files changed, 3 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac
index 0b3bc27..a05c0f0 100644
--- a/configure.ac
+++ b/configure.ac
@@ -38,6 +38,9 @@ AC_CANONICAL_HOST
XORG_CWARNFLAGS
+AC_CHECK_HEADERS([poll.h pty.h stropts.h sys/param.h sys/select.h])
+AC_CHECK_FUNCS([poll select grantpt])
+
AC_CHECK_LIB(z, gzopen,, AC_MSG_ERROR([zlib not found]))
AC_ARG_WITH(localealiasfile,