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-rw-r--r--configure.ac1
1 files changed, 1 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac
index fec3d9f..8c52afb 100644
--- a/configure.ac
+++ b/configure.ac
@@ -6,6 +6,7 @@ AX_PREFIX_CONFIG_H([rfb/rfbconfig.h])
# Checks for programs.
AC_PROG_CC
+AM_PROG_CC_C_O
if test -z "$CC"; then
CCLD="\$(CC)"
else