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-rw-r--r--graphics/tkpng/Makefile3
1 files changed, 1 insertions, 2 deletions
diff --git a/graphics/tkpng/Makefile b/graphics/tkpng/Makefile
index 4dbf7934952b..28d82adb3e3b 100644
--- a/graphics/tkpng/Makefile
+++ b/graphics/tkpng/Makefile
@@ -28,8 +28,7 @@ CONFIGURE_ARGS= --with-tcl=${TCL_LIBDIR} \
--with-tclinclude=${TCL_INCLUDEDIR}/generic \
--with-tkinclude=${TK_INCLUDEDIR}/generic \
--exec-prefix=${PREFIX} --enable-shared
-CPPFLAGS= -I${TK_INCLUDEDIR}/generic -I${LOCALBASE}/include
-CONFIGURE_ENV= CPPFLAGS="${CPPFLAGS}"
+CPPFLAGS+= -I${TK_INCLUDEDIR}/generic -I${LOCALBASE}/include
TKPKG= ${PORTNAME}${PORTVERSION}
PLIST_SUB= VER=${PORTVERSION} TKPKG=${TKPKG} TKLIBVER=${TKLIBVER}