Index: m4/buildsys.m4
==================================================================
--- m4/buildsys.m4
+++ m4/buildsys.m4
@@ -140,12 +140,10 @@
 			LIB_SUFFIX='.dylib'
 			LDFLAGS_RPATH='-Wl,-rpath,${libdir}'
 			PLUGIN_CFLAGS='-fPIC -DPIC'
 			PLUGIN_LDFLAGS='-bundle -undefined dynamic_lookup'
 			PLUGIN_SUFFIX='.bundle'
-			FRAMEWORK_LDFLAGS='-dynamiclib -current_version ${LIB_MAJOR}.${LIB_MINOR} -compatibility_version ${LIB_MAJOR}'
-			FRAMEWORK_LDFLAGS_INSTALL_NAME='-Wl,-install_name,@executable_path/../Frameworks/$$out/$${out%.framework}'
 			INSTALL_LIB='&& ${INSTALL} -m 755 $$i ${DESTDIR}${libdir}/$${i%.dylib}.${LIB_MAJOR}.${LIB_MINOR}.dylib && ${LN_S} -f $${i%.dylib}.${LIB_MAJOR}.${LIB_MINOR}.dylib ${DESTDIR}${libdir}/$${i%.dylib}.${LIB_MAJOR}.dylib && ${LN_S} -f $${i%.dylib}.${LIB_MAJOR}.${LIB_MINOR}.dylib ${DESTDIR}${libdir}/$$i'
 			UNINSTALL_LIB='&& rm -f ${DESTDIR}${libdir}/$$i ${DESTDIR}${libdir}/$${i%.dylib}.${LIB_MAJOR}.dylib ${DESTDIR}${libdir}/$${i%.dylib}.${LIB_MAJOR}.${LIB_MINOR}.dylib'
 			CLEAN_LIB=''
 			;;
 		mingw* | cygwin*)
@@ -157,12 +155,10 @@
 			LIB_SUFFIX='.dll'
 			LDFLAGS_RPATH='-Wl,-rpath,${libdir}'
 			PLUGIN_CFLAGS=''
 			PLUGIN_LDFLAGS='-shared'
 			PLUGIN_SUFFIX='.dll'
-			FRAMEWORK_LDFLAGS=''
-			FRAMEWORK_LDFLAGS_INSTALL_NAME=''
 			INSTALL_LIB='&& ${MKDIR_P} ${DESTDIR}${bindir} && ${INSTALL} -m 755 $$i ${DESTDIR}${bindir}/$$i && ${INSTALL} -m 755 $$i.a ${DESTDIR}${libdir}/$$i.a'
 			UNINSTALL_LIB='&& rm -f ${DESTDIR}${bindir}/$$i ${DESTDIR}${libdir}/$$i.a'
 			CLEAN_LIB='${SHARED_LIB}.a'
 			;;
 		openbsd* | mirbsd*)
@@ -174,12 +170,10 @@
 			LIB_SUFFIX='.so.${LIB_MAJOR}.${LIB_MINOR}'
 			LDFLAGS_RPATH='-Wl,-rpath,${libdir}'
 			PLUGIN_CFLAGS='-fPIC -DPIC'
 			PLUGIN_LDFLAGS='-shared'
 			PLUGIN_SUFFIX='.so'
-			FRAMEWORK_LDFLAGS=''
-			FRAMEWORK_LDFLAGS_INSTALL_NAME=''
 			INSTALL_LIB='&& ${INSTALL} -m 755 $$i ${DESTDIR}${libdir}/$$i'
 			UNINSTALL_LIB='&& rm -f ${DESTDIR}${libdir}/$$i'
 			CLEAN_LIB=''
 			;;
 		solaris*)
@@ -191,12 +185,10 @@
 			LIB_SUFFIX='.so'
 			LDFLAGS_RPATH='-Wl,-rpath,${libdir}'
 			PLUGIN_CFLAGS='-fPIC -DPIC'
 			PLUGIN_LDFLAGS='-shared'
 			PLUGIN_SUFFIX='.so'
-			FRAMEWORK_LDFLAGS=''
-			FRAMEWORK_LDFLAGS_INSTALL_NAME=''
 			INSTALL_LIB='&& ${INSTALL} -m 755 $$i ${DESTDIR}${libdir}/$$i.${LIB_MAJOR}.${LIB_MINOR} && rm -f ${DESTDIR}${libdir}/$$i && ${LN_S} $$i.${LIB_MAJOR}.${LIB_MINOR} ${DESTDIR}${libdir}/$$i'
 			UNINSTALL_LIB='&& rm -f ${DESTDIR}${libdir}/$$i ${DESTDIR}${libdir}/$$i.${LIB_MAJOR}.${LIB_MINOR}'
 			CLEAN_LIB=''
 			;;
 		*-android*)
@@ -208,12 +200,10 @@
 			LIB_SUFFIX='.so'
 			LDFLAGS_RPATH=''
 			PLUGIN_CFLAGS='-fPIC -DPIC'
 			PLUGIN_LDFLAGS='-shared'
 			PLUGIN_SUFFIX='.so'
-			FRAMEWORK_LDFLAGS=''
-			FRAMEWORK_LDFLAGS_INSTALL_NAME=''
 			INSTALL_LIB='&& ${INSTALL} -m 755 $$i ${DESTDIR}${libdir}/$$i.${LIB_MAJOR}.${LIB_MINOR}.0 && ${LN_S} -f $$i.${LIB_MAJOR}.${LIB_MINOR}.0 ${DESTDIR}${libdir}/$$i.${LIB_MAJOR} && ${LN_S} -f $$i.${LIB_MAJOR}.${LIB_MINOR}.0 ${DESTDIR}${libdir}/$$i'
 			UNINSTALL_LIB='&& rm -f ${DESTDIR}${libdir}/$$i ${DESTDIR}${libdir}/$$i.${LIB_MAJOR} ${DESTDIR}${libdir}/$$i.${LIB_MAJOR}.${LIB_MINOR}.0'
 			CLEAN_LIB=''
 			;;
 		*)
@@ -225,12 +215,10 @@
 			LIB_SUFFIX='.so'
 			LDFLAGS_RPATH='-Wl,-rpath,${libdir}'
 			PLUGIN_CFLAGS='-fPIC -DPIC'
 			PLUGIN_LDFLAGS='-shared'
 			PLUGIN_SUFFIX='.so'
-			FRAMEWORK_LDFLAGS=''
-			FRAMEWORK_LDFLAGS_INSTALL_NAME=''
 			INSTALL_LIB='&& ${INSTALL} -m 755 $$i ${DESTDIR}${libdir}/$$i.${LIB_MAJOR}.${LIB_MINOR}.0 && ${LN_S} -f $$i.${LIB_MAJOR}.${LIB_MINOR}.0 ${DESTDIR}${libdir}/$$i.${LIB_MAJOR} && ${LN_S} -f $$i.${LIB_MAJOR}.${LIB_MINOR}.0 ${DESTDIR}${libdir}/$$i'
 			UNINSTALL_LIB='&& rm -f ${DESTDIR}${libdir}/$$i ${DESTDIR}${libdir}/$$i.${LIB_MAJOR} ${DESTDIR}${libdir}/$$i.${LIB_MAJOR}.${LIB_MINOR}.0'
 			CLEAN_LIB=''
 			;;
 	esac
@@ -242,11 +230,41 @@
 	AC_SUBST(LIB_SUFFIX)
 	AC_SUBST(LDFLAGS_RPATH)
 	AC_SUBST(PLUGIN_CFLAGS)
 	AC_SUBST(PLUGIN_LDFLAGS)
 	AC_SUBST(PLUGIN_SUFFIX)
-	AC_SUBST(FRAMEWORK_LDFLAGS)
-	AC_SUBST(FRAMEWORK_LDFLAGS_INSTALL_NAME)
 	AC_SUBST(INSTALL_LIB)
 	AC_SUBST(UNINSTALL_LIB)
 	AC_SUBST(CLEAN_LIB)
 ])
+
+AC_DEFUN([BUILDSYS_FRAMEWORK], [
+	AC_REQUIRE([AC_CANONICAL_HOST])
+	AC_REQUIRE([BUILDSYS_SHARED_LIB])
+
+	case "$host_os" in
+		darwin*)
+			AC_MSG_CHECKING(whether host is iOS)
+			AC_EGREP_CPP(yes, [
+				#include <TargetConditionals.h>
+
+				#if (defined(TARGET_OS_IPHONE) && \
+				    TARGET_OS_IPHONE) || \
+				    (defined(TARGET_OS_SIMULATOR) && \
+				    TARGET_OS_SIMULATOR)
+				yes
+				#endif
+			], [
+				AC_MSG_RESULT(yes)
+				FRAMEWORK_LDFLAGS='-dynamiclib -current_version ${LIB_MAJOR}.${LIB_MINOR} -compatibility_version ${LIB_MAJOR}'
+				FRAMEWORK_LDFLAGS_INSTALL_NAME='-Wl,-install_name,@executable_path/Frameworks/$$out/$${out%.framework}'
+			], [
+				AC_MSG_RESULT(no)
+				FRAMEWORK_LDFLAGS='-dynamiclib -current_version ${LIB_MAJOR}.${LIB_MINOR} -compatibility_version ${LIB_MAJOR}'
+				FRAMEWORK_LDFLAGS_INSTALL_NAME='-Wl,-install_name,@executable_path/../Frameworks/$$out/$${out%.framework}'
+			])
+
+			AC_SUBST(FRAMEWORK_LDFLAGS)
+			AC_SUBST(FRAMEWORK_LDFLAGS_INSTALL_NAME)
+			;;
+	esac
+])