diff --git a/sc2/Makefile.build b/sc2/Makefile.build
index d91a5ad75..d03322edd 100644
--- a/sc2/Makefile.build
+++ b/sc2/Makefile.build
@@ -17,29 +17,15 @@ define act
 endef
 endif
 
-define act_mkdep_c
-	$(MKDEP_C) $(CFLAGS) "$<" -MT "$(@D)/$(<F).o" -MF "$@"
-endef
-
-define act_mkdep_m
-	$(MKDEP_OBJC) $(CFLAGS) "$<" -MT "$(@D)/$(<F).o" -MF "$@"
-endef
-
-define act_windres
-	$(WINDRES) --include-dir $(dir $<) -o "$@" "$<"
-endef
-
-define act_cc
-	$(COMPILE_C) -o "$@" $(CFLAGS) "$<"
-endef
-
-define act_objcc
-	$(COMPILE_OBJC) -o "$@" $(CFLAGS) "$<"
-endef
-
-define act_link
-	$(LINK) -o "$@" $^ $(LDFLAGS)
-endef
+ifeq ($(HOST_SYSTEM),ARMV5)
+	include build/unix/make/buildtools-armv5
+else
+ifeq ($(HOST_SYSTEM),WINSCW)
+	include build/unix/make/buildtools-winscw
+else
+	include build/unix/make/buildtools-generic
+endif
+endif
 
 
 default:
diff --git a/sc2/build/unix/make/buildtools-armv5 b/sc2/build/unix/make/buildtools-armv5
new file mode 100644
index 000000000..def3e5bff
--- /dev/null
+++ b/sc2/build/unix/make/buildtools-armv5
@@ -0,0 +1,13 @@
+# Definitions for build tools for the makefile used by the UQM build system.
+# This file defines the build commands for ARM tools.
+
+include buildtools-generic
+
+define act_mkdep_c
+	$(MKDEP_C) $(CFLAGS) -o "$(@D)/$(<F).o" "$<" --depend "$@"
+endef
+
+define act_link
+	$(LINK) --create "$@".lib $^ $(LDFLAGS)
+endef
+
diff --git a/sc2/build/unix/make/buildtools-generic b/sc2/build/unix/make/buildtools-generic
new file mode 100644
index 000000000..7411ebd1b
--- /dev/null
+++ b/sc2/build/unix/make/buildtools-generic
@@ -0,0 +1,28 @@
+# Definitions for build tools for the makefile used by the UQM build system.
+# This file defines the build commands for tools using a gcc-like syntax
+# for arguments.
+
+define act_mkdep_c
+	$(MKDEP_C) $(CFLAGS) "$<" -MT "$(@D)/$(<F).o" -MF "$@"
+endef
+
+define act_mkdep_m
+	$(MKDEP_OBJC) $(CFLAGS) "$<" -MT "$(@D)/$(<F).o" -MF "$@"
+endef
+
+define act_windres
+	$(WINDRES) --include-dir $(dir $<) -o "$@" "$<"
+endef
+
+define act_cc
+	$(COMPILE_C) -o "$@" $(CFLAGS) "$<"
+endef
+
+define act_objcc
+	$(COMPILE_OBJC) -o "$@" $(CFLAGS) "$<"
+endef
+
+define act_link
+	$(LINK) -o "$@" $^ $(LDFLAGS)
+endef
+
diff --git a/sc2/build/unix/make/buildtools-winscw b/sc2/build/unix/make/buildtools-winscw
new file mode 100644
index 000000000..b6ed1208e
--- /dev/null
+++ b/sc2/build/unix/make/buildtools-winscw
@@ -0,0 +1,12 @@
+# Definitions for build tools for the makefile used by the UQM build system.
+# This file defines the build commands for Nokia CodeWarrior tools.
+
+include buildtools-generic
+
+define act_mkdep_c
+	$(MKDEP_C) $(CFLAGS) "$<" -o "$@.tmp"
+	@echo -n "$(@D)/" > $@
+	@cat "$@.tmp" >> $@
+	@rm -f "$@.tmp"
+endef
+