m4: update to 1.4.20

package/m4/Makefile

@@ -4,9 +4,9 @@
 include ${ADK_TOPDIR}/rules.mk
 
 PKG_NAME:=		m4
-PKG_VERSION:=		1.4.19
+PKG_VERSION:=		1.4.20
 PKG_RELEASE:=		1
-PKG_HASH:=		63aede5c6d33b6d9b13511cd0be2cac046f2e70fd0a07aa9573a04a82783af96
+PKG_HASH:=		e236ea3a1ccf5f6c270b1c4bb60726f371fa49459a8eaaebc90b216b328daf2b
 PKG_DESCR:=		macro processor
 PKG_SECTION:=		dev/tools
 PKG_BUILDDEP:=		m4-host
@@ -22,7 +22,6 @@ $(eval $(call PKG_template,M4,m4,${PKG_VERSION}-${PKG_RELEASE},${PKG_DEPENDS},${
 
 CONFIGURE_ENV+=		ac_cv_func_posix_spawn=yes \
 			ac_cv_func_posix_spawn_works=yes
-TARGET_LDFLAGS+=	-lrt
 
 m4-install:
 	${INSTALL_DIR} ${IDIR_M4}/usr/bin