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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 35e51e1..752d671 100644
--- a/configure.ac
+++ b/configure.ac
@@ -99,6 +99,8 @@ AST_C_DEFINE_CHECK([DAHDI23], [DAHDI_CONFIG_NTTE], [dahdi/user.h])
AST_EXT_LIB_CHECK([NEWT], [newt], [newtBell], [newt.h])
AST_EXT_LIB_CHECK([USB], [usb], [usb_init], [usb.h])
+AC_CHECK_FUNCS([semtimedop])
+
PBX_HDLC=0
AC_MSG_CHECKING([for GENERIC_HDLC_VERSION version 4 in linux/hdlc.h])
AC_COMPILE_IFELSE(