Fix libmodbus detection on FreeBSD

[collectd.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index 8a494da..e7d5dd5 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -2456,7 +2456,7 @@ then
        SAVE_CPPFLAGS="$CPPFLAGS"
        CPPFLAGS="$CPPFLAGS $with_libmodbus_cflags"
 
-       AC_CHECK_HEADERS(modbus/modbus.h, [], [with_libmodbus="no (modbus/modbus.h not found)"])
+       AC_CHECK_HEADERS(modbus.h, [], [with_libmodbus="no (modbus.h not found)"])
 
        CPPFLAGS="$SAVE_CPPFLAGS"
 fi