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-rw-r--r--configure.ac2
1 files changed, 1 insertions, 1 deletions
diff --git a/configure.ac b/configure.ac
index 00f8ebc..0598619 100644
--- a/configure.ac
+++ b/configure.ac
@@ -35,7 +35,7 @@ AM_CONDITIONAL([BUILD_OS_IS_DARWIN], [case $build_os in darwin* ) true ;; * ) fa
# _DARWIN_BETTER_REALPATH fixes MacOS realpath() broken around Catalina (#83).
my_CPPFLAGS="-D_REENTRANT -D_FILE_OFFSET_BITS=64 -D_XOPEN_SOURCE=700 -D__BSD_VISIBLE=1 -D_BSD_SOURCE -D_DEFAULT_SOURCE -D_DARWIN_BETTER_REALPATH"
-my_CFLAGS="-std=c99 -Wall -Wpedantic -fno-common"
+my_CFLAGS="-std=c99 -Wall -Wextra -Wpedantic -fno-common"
my_LDFLAGS="-pthread"
AC_SUBST([my_CPPFLAGS])
AC_SUBST([my_CFLAGS])