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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 ee34d6c..082724c 100644
--- a/configure.ac
+++ b/configure.ac
@@ -7,6 +7,8 @@ AM_INIT_AUTOMAKE
AC_CONFIG_SRCDIR([src/GsWidget.H])
AC_CONFIG_HEADER(config.h)
+CPPFLAGS="-Wall $CPPFLAGS"
+
# Checks for programs.
AC_PROG_CXX
AC_PROG_CC