Use AM_CPPFLAGS in sample/Makefile.am, not AM_CFLAGS

Reported by Dagobert Michelsen.

diff --git a/sample/Makefile.am b/sample/Makefile.am
index 4ade6aab992ee3193e861fbf5b38dcccbe8e686f..df0d0df0441a0679b3d41f22530a0dddc6d00a56 100644 (file)
--- a/sample/Makefile.am
+++ b/sample/Makefile.am
@@ -1,7 +1,7 @@
 AUTOMAKE_OPTIONS = foreign no-dependencies
 
 LDADD = $(LIBEVENT_GC_SECTIONS) ../libevent.la
-AM_CFLAGS = -I$(top_srcdir) -I$(top_srcdir)/compat -I$(top_srcdir)/include -I../include
+AM_CPPFLAGS = -I$(top_srcdir) -I$(top_srcdir)/compat -I$(top_srcdir)/include -I../include
 
 noinst_PROGRAMS = event-test time-test signal-test dns-example hello-world http-server