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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 404c756..a3e49c5 100644
--- a/configure.ac
+++ b/configure.ac
@@ -75,7 +75,7 @@ case $host in
LIBS="${LIBS} ${PC_LIBS_PRIVATE}"
# -avoid-version to avoid a naming scheme such as libusb-0.dll
AM_LDFLAGS="-no-undefined -avoid-version -Wl,--add-stdcall-alias"
- AM_CFLAGS="-std=c99"
+ AM_CFLAGS="-std=gnu99"
AC_CHECK_TOOL(RC, windres, no)
AC_CHECK_TOOL(DLLTOOL, dlltool, false)
;;