+# These libraries build as dynamic libraries (.dylib /.so), they can only be
+# built if ENABLE_PIC is set.
+ifeq ($(ENABLE_PIC),1)
+ # No support for dynamic libraries on windows targets.
+ ifneq ($(TARGET_OS), $(filter $(TARGET_OS), Cygwin MingW))
+ DIRS += edis
+
+ # gold only builds if binutils is around. It requires "lto" to build before
+ # it so it is added to DIRS.
+ ifdef BINUTILS_INCDIR
+ DIRS += lto gold
+ else
+ PARALLEL_DIRS += lto
+ endif
+ endif
+endif
+
+# Only build edis if X86 target support is enabled.
+ifeq ($(filter $(TARGETS_TO_BUILD), X86),)
+ PARALLEL_DIRS := $(filter-out edis, $(PARALLEL_DIRS))
+endif