Fixed #44 a makefile bug when DYNAMIC_ARCH=1 and INTERFACE64=1.

Makefile

@@ -31,7 +31,7 @@ SUBDIRS_ALL = $(SUBDIRS) test ctest utest exports benchmark ../laswp ../bench
 
 all :: libs netlib tests shared
 	@echo
-	@echo " GotoBLAS build complete."
+	@echo " OpenBLAS build complete."
 	@echo
 	@echo "  OS               ... $(OSNAME)             "
 	@echo "  Architecture     ... $(ARCH)               "
@@ -39,6 +39,9 @@ ifndef BINARY64
 	@echo "  BINARY           ... 32bit                 "
 else
 	@echo "  BINARY           ... 64bit                 "
+endif
+ifdef INTERFACE64
+	@echo "  Use 64 bits int    (equivalent to \"-i8\" in Fortran)      "
 endif
 	@echo "  C compiler       ... $(C_COMPILER)  (command line : $(CC))"
 	@echo "  Fortran compiler ... $(F_COMPILER)  (command line : $(FC))"

Makefile.system

@@ -39,7 +39,7 @@ ifndef GOTOBLAS_MAKEFILE
 export GOTOBLAS_MAKEFILE = 1
 
 # Generating Makefile.conf and config.h
-DUMMY := $(shell $(MAKE) -C $(TOPDIR) -f Makefile.getarch CC="$(CC)" FC="$(FC)" HOSTCC="$(HOSTCC)" CFLAGS=$(GETARCH_FLAGS) BINARY=$(BINARY) USE_OPENMP=$(USE_OPENMP) TARGET_CORE=$(TARGET_CORE) all)
+DUMMY := $(shell $(MAKE) -C $(TOPDIR) -f Makefile.getarch CC="$(CC)" FC="$(FC)" HOSTCC="$(HOSTCC)" CFLAGS="$(GETARCH_FLAGS)" BINARY=$(BINARY) USE_OPENMP=$(USE_OPENMP) TARGET_CORE=$(TARGET_CORE) all)
 
 ifndef TARGET_CORE
 include $(TOPDIR)/Makefile.conf