diff --git a/Makefile.in b/Makefile.in
index a833b0071..847be7a2d 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -106,7 +106,7 @@ nsock_build: $(NSOCKDIR)/src/Makefile
 	cd $(NSOCKDIR)/src && $(MAKE)
 
 lua_build: $(LIBLUADIR)/Makefile
-	@echo Compiling liblua; cd $(LIBLUADIR) && $(MAKE) liblua.a @LUAFLAGS@
+	@echo Compiling liblua; cd $(LIBLUADIR) && $(MAKE) liblua.a CC="$(CC)" MYCFLAGS="$(CFLAGS) @LUA_CFLAGS@"
 
 #$(LIBPCAPDIR)/Makefile:
 #	@echo Configuring libpcap; cd $(LIBPCAPDIR); ./configure
diff --git a/configure b/configure
index d1d8625d3..541501d0f 100755
--- a/configure
+++ b/configure
@@ -673,7 +673,7 @@ ac_ct_CXX
 COMPAT_OBJS
 COMPAT_SRCS
 STRIP
-LUAFLAGS
+LUA_CFLAGS
 CPP
 GREP
 EGREP
@@ -4208,7 +4208,6 @@ fi
 
 
 needs_cpp_precomp=no
-LUAFLAGS="MYCFLAGS=\"$CFLAGS -DLUA_USE_POSIX -DLUA_USE_DLOPEN\""
 
 case "$host" in
   *alpha-dec-osf*)
@@ -4493,11 +4492,11 @@ _ACEOF
 
 fi
 
-    LUAFLAGS="MYCFLAGS=\"$CFLAGS -DLUA_USE_MACOSX\""
+    LUA_CFLAGS="-DLUA_USE_MACOSX"
     needs_cpp_precomp=yes
     ;;
   *)
-   LUAFLAGS="MYCFLAGS=\"$CFLAGS -DLUA_USE_POSIX -DLUA_USE_DLOPEN\""
+   LUA_CFLAGS="-DLUA_USE_POSIX -DLUA_USE_DLOPEN"
 esac
 
 
@@ -9122,7 +9121,7 @@ ac_ct_CXX!$ac_ct_CXX$ac_delim
 COMPAT_OBJS!$COMPAT_OBJS$ac_delim
 COMPAT_SRCS!$COMPAT_SRCS$ac_delim
 STRIP!$STRIP$ac_delim
-LUAFLAGS!$LUAFLAGS$ac_delim
+LUA_CFLAGS!$LUA_CFLAGS$ac_delim
 CPP!$CPP$ac_delim
 GREP!$GREP$ac_delim
 EGREP!$EGREP$ac_delim
diff --git a/configure.ac b/configure.ac
index af2d39fa8..3d033bff3 100644
--- a/configure.ac
+++ b/configure.ac
@@ -103,7 +103,6 @@ AC_SUBST(COMPAT_SRCS)
 AC_PATH_TOOL([STRIP], [strip], [/bin/true])
 
 needs_cpp_precomp=no
-LUAFLAGS="MYCFLAGS=\"$CFLAGS -DLUA_USE_POSIX -DLUA_USE_DLOPEN\""
 
 case "$host" in
   *alpha-dec-osf*)
@@ -177,14 +176,14 @@ case "$host" in
     AC_DEFINE(MACOSX)
     dnl on Mac OSX the math library seems to contain unwanted getopt cruft
     AC_CHECK_LIB(m, main)
-    LUAFLAGS="MYCFLAGS=\"$CFLAGS -DLUA_USE_MACOSX\""
+    LUA_CFLAGS="-DLUA_USE_MACOSX"
     needs_cpp_precomp=yes
     ;;
   *)
-   LUAFLAGS="MYCFLAGS=\"$CFLAGS -DLUA_USE_POSIX -DLUA_USE_DLOPEN\""
+   LUA_CFLAGS="-DLUA_USE_POSIX -DLUA_USE_DLOPEN"
 esac
 
-AC_SUBST(LUAFLAGS)
+AC_SUBST(LUA_CFLAGS)
 
 dnl Checks for header files.
 AC_CHECK_HEADERS(pwd.h termios.h sys/sockio.h)