diff -ur ./gens-gs-r7/src/cbob/Makefile.am ./gens-gs-r7-amd64/src/cbob/Makefile.am
--- ./gens-gs-r7/src/cbob/Makefile.am	2009-10-12 01:08:43.000000000 +0400
+++ ./gens-gs-r7-amd64/src/cbob/Makefile.am	2014-03-21 21:35:03.188561520 +0400
@@ -10,7 +10,7 @@
 # cross-compiling for Win32.
 # NOTE: This will only work with gcc.
 cbob.o: cbob.c
-	$(build_alias)-gcc -o cbob.o -c ${srcdir}/cbob.c
+	$(CC) -o cbob.o -c ${srcdir}/cbob.c
 
 cbob$(EXEEXT): cbob.o
-	$(build_alias)-gcc -o cbob$(EXEEXT) cbob.o
+	$(CC) -o cbob$(EXEEXT) cbob.o
diff -ur ./gens-gs-r7/src/starscream/Makefile.am ./gens-gs-r7-amd64/src/starscream/Makefile.am
--- ./gens-gs-r7/src/starscream/Makefile.am	2009-11-02 03:11:43.000000000 +0300
+++ ./gens-gs-r7-amd64/src/starscream/Makefile.am	2014-03-21 21:34:36.571017240 +0400
@@ -17,9 +17,9 @@
 # cross-compiling for Win32.
 # NOTE: This will only work with gcc.
 star_m68k$(EXEEXT):
-	$(build_alias)-gcc -o star_m68k$(EXEEXT) ${srcdir}/star_m68k.c
+	$(CC) -o star_m68k$(EXEEXT) ${srcdir}/star_m68k.c
 star_s68k$(EXEEXT):
-	$(build_alias)-gcc -o star_s68k$(EXEEXT) ${srcdir}/star_s68k.c
+	$(CC) -o star_s68k$(EXEEXT) ${srcdir}/star_s68k.c
 
 main68k.asm: star_m68k$(EXEEXT)
 	./star_m68k$(EXEEXT) main68k.asm -hog -name main68k_
diff -ur ./gens-gs-r7/src/starscream/Makefile.in ./gens-gs-r7-amd64/src/starscream/Makefile.in
--- ./gens-gs-r7/src/starscream/Makefile.in	2014-03-21 21:34:10.838491057 +0400
+++ ./gens-gs-r7-amd64/src/starscream/Makefile.in	2014-03-21 21:34:36.571017240 +0400
@@ -642,9 +642,9 @@
 # cross-compiling for Win32.
 # NOTE: This will only work with gcc.
 star_m68k$(EXEEXT):
-	$(build_alias)-gcc -o star_m68k$(EXEEXT) ${srcdir}/star_m68k.c
+	$(CC) -o star_m68k$(EXEEXT) ${srcdir}/star_m68k.c
 star_s68k$(EXEEXT):
-	$(build_alias)-gcc -o star_s68k$(EXEEXT) ${srcdir}/star_s68k.c
+	$(CC) -o star_s68k$(EXEEXT) ${srcdir}/star_s68k.c
 
 main68k.asm: star_m68k$(EXEEXT)
 	./star_m68k$(EXEEXT) main68k.asm -hog -name main68k_
Только в ./gens-gs-r7-amd64/src/starscream: Makefile.in.orig