Index: buildsys.mk.in
==================================================================
--- buildsys.mk.in
+++ buildsys.mk.in
@@ -59,10 +59,11 @@
 PLUGIN_CFLAGS = @PLUGIN_CFLAGS@
 PLUGIN_LDFLAGS = @PLUGIN_LDFLAGS@
 PLUGIN_SUFFIX = @PLUGIN_SUFFIX@
 FRAMEWORK_LDFLAGS = @FRAMEWORK_LDFLAGS@
 FRAMEWORK_LDFLAGS_INSTALL_NAME = @FRAMEWORK_LDFLAGS_INSTALL_NAME@
+CODESIGN = @CODESIGN@
 CODESIGN_IDENTITY ?= -
 INSTALL_LIB = @INSTALL_LIB@
 UNINSTALL_LIB = @UNINSTALL_LIB@
 CLEAN_LIB = @CLEAN_LIB@
 AS_DEPENDS = @AS_DEPENDS@
@@ -322,11 +323,11 @@
 		for j in *.o; do \
 			objs="$$objs $$dir/$$j"; \
 		done; \
 		cd ..; \
 	done; \
-	if ${LD} -o $$out/$${out%.framework} $$objs ${FRAMEWORK_LDFLAGS} ${FRAMEWORK_LDFLAGS_INSTALL_NAME} ${LDFLAGS} ${LIBS} && codesign -fs ${CODESIGN_IDENTITY} --timestamp=none $$out; then \
+	if ${LD} -o $$out/$${out%.framework} $$objs ${FRAMEWORK_LDFLAGS} ${FRAMEWORK_LDFLAGS_INSTALL_NAME} ${LDFLAGS} ${LIBS} && ${CODESIGN} -fs ${CODESIGN_IDENTITY} --timestamp=none $$out; then \
 		${LINK_OK}; \
 	else \
 		rm -fr $$out; \
 		${LINK_FAILED}; \
 	fi; \

Index: m4/buildsys.m4
==================================================================
--- m4/buildsys.m4
+++ m4/buildsys.m4
@@ -238,10 +238,12 @@
 ])
 
 AC_DEFUN([BUILDSYS_FRAMEWORK], [
 	AC_REQUIRE([AC_CANONICAL_HOST])
 	AC_REQUIRE([BUILDSYS_SHARED_LIB])
+
+	AC_CHECK_TOOL(CODESIGN, codesign)
 
 	case "$host_os" in
 		darwin*)
 			AC_MSG_CHECKING(whether host is iOS)
 			AC_EGREP_CPP(yes, [