diff --git a/mingw-w64-runtime-1.0b.20100818-crtmess.patch b/mingw-w64-runtime-1.0b.20100818-crtmess.patch
index e3fd172..2a6449b 100644
--- a/mingw-w64-runtime-1.0b.20100818-crtmess.patch
+++ b/mingw-w64-runtime-1.0b.20100818-crtmess.patch
@@ -1,38 +1,21 @@
---- Makefile.in	(revision 3603)
-+++ Makefile.in	(revision 3605)
-@@ -278,7 +278,6 @@
- 	crt/lib32_libmingw32_a-pesect.$(OBJEXT) \
- 	crt/lib32_libmingw32_a-udllargc.$(OBJEXT) \
- 	crt/lib32_libmingw32_a-xthdloc.$(OBJEXT) \
--	crt/lib32_libmingw32_a-crt0_c.$(OBJEXT) \
- 	crt/lib32_libmingw32_a-CRT_fp10.$(OBJEXT) \
- 	crt/lib32_libmingw32_a-dllmain.$(OBJEXT) \
- 	crt/lib32_libmingw32_a-mingw_custom.$(OBJEXT) \
-@@ -1173,7 +1172,6 @@
- 	crt/lib64_libmingw32_a-pesect.$(OBJEXT) \
- 	crt/lib64_libmingw32_a-udllargc.$(OBJEXT) \
- 	crt/lib64_libmingw32_a-xthdloc.$(OBJEXT) \
--	crt/lib64_libmingw32_a-crt0_c.$(OBJEXT) \
- 	crt/lib64_libmingw32_a-CRT_fp10.$(OBJEXT) \
- 	crt/lib64_libmingw32_a-dllmain.$(OBJEXT) \
- 	crt/lib64_libmingw32_a-mingw_custom.$(OBJEXT) \
-@@ -3008,7 +3006,7 @@
+--- Makefile.am	2010-08-18 12:47:30.000000000 +0200
++++ Makefile.am	2010-09-22 16:11:01.000000000 +0200
+@@ -53,8 +53,8 @@
+ src_libmingw32=include/oscalls.h include/internal.h include/sect_attribs.h \
    crt/atonexit.c  crt/crt0_c.c    crt/dll_argv.c  crt/gccmain.c       crt/natstart.c       crt/pseudo-reloc-list.c  crt/wildcard.c  \
    crt/charmax.c   crt/crt0_w.c    crt/dllargv.c   crt/gs_support.c    crt/_newmode.c       crt/tlssup.c             crt/xncommod.c  \
-   crt/cinitexe.c  crt/crt0_w.c    crt/dllentry.c  crt/merr.c          crt/pesect.c         crt/udllargc.c           crt/xthdloc.c   \
+-  crt/cinitexe.c  crt/crt0_w.c    crt/dllentry.c  crt/merr.c          crt/pesect.c         crt/udllargc.c           crt/xthdloc.c   \
 -  crt/crt0_c.c    crt/CRT_fp10.c  crt/dllmain.c   crt/mingw_custom.c  crt/mingw_helpers.c  crt/pseudo-reloc.c       crt/udll_argv.c \
-+  crt/CRT_fp10.c  crt/dllmain.c   crt/mingw_custom.c  crt/mingw_helpers.c  crt/pseudo-reloc.c       crt/udll_argv.c \
++  crt/cinitexe.c  crt/crt0_w.c    crt/merr.c          crt/pesect.c         crt/udllargc.c           crt/xthdloc.c   \
++  crt/CRT_fp10.c  crt/mingw_custom.c  crt/mingw_helpers.c  crt/pseudo-reloc.c       crt/udll_argv.c \
    crt/xtxtmode.c  crt/crt_handler.c \
-   crt/tlsthrd.c crt/tlsmthread.c crt/tlsmcrt.c
+   libsrc/dummy_mingwthrd.c
  
---- Makefile.am	(revision 3603)
-+++ Makefile.am	(revision 3605)
-@@ -79,7 +79,7 @@
-   crt/atonexit.c  crt/crt0_c.c    crt/dll_argv.c  crt/gccmain.c       crt/natstart.c       crt/pseudo-reloc-list.c  crt/wildcard.c  \
-   crt/charmax.c   crt/crt0_w.c    crt/dllargv.c   crt/gs_support.c    crt/_newmode.c       crt/tlssup.c             crt/xncommod.c  \
-   crt/cinitexe.c  crt/crt0_w.c    crt/dllentry.c  crt/merr.c          crt/pesect.c         crt/udllargc.c           crt/xthdloc.c   \
--  crt/crt0_c.c    crt/CRT_fp10.c  crt/dllmain.c   crt/mingw_custom.c  crt/mingw_helpers.c  crt/pseudo-reloc.c       crt/udll_argv.c \
-+  crt/CRT_fp10.c  crt/dllmain.c   crt/mingw_custom.c  crt/mingw_helpers.c  crt/pseudo-reloc.c       crt/udll_argv.c \
-   crt/xtxtmode.c  crt/crt_handler.c \
-   crt/tlsthrd.c crt/tlsmthread.c crt/tlsmcrt.c
+@@ -91,6 +91,7 @@
+   libsrc/wspiapi/WspiapiFreeAddrInfo.c
  
+ src_libmingwex=\
++  crt/dllentry.c crt/dllmain.c \
+   libsrc/mingwthrd_nomt.c \
+   \
+   intrincs/inbyte.c     intrincs/inbytestring.c   intrincs/indword.c   intrincs/indwordstring.c                \
diff --git a/mingw64-runtime.spec b/mingw64-runtime.spec
index 155fc5c..384d6df 100644
--- a/mingw64-runtime.spec
+++ b/mingw64-runtime.spec
@@ -25,6 +25,7 @@ BuildRequires:  mingw64-filesystem
 BuildRequires:  mingw64-cross-binutils
 BuildRequires:  mingw64-cross-gcc-bootstrap >= 4.4.0
 BuildRequires:  mingw64-headers >= %{version}
+BuildRequires:  autoconf automake libtool
 
 # Once this is installed, mingw64-bootstrap (binary bootstrapper) is no
 # longer needed.
@@ -41,6 +42,7 @@ MinGW Win64 cross-compiler runtime, base libraries.
 %patch0 -p0
 
 %build
+autoreconf -fi
 ./configure --host=%{_mingw64_target} --prefix=%{_prefix} --with-sysroot=%{_mingw64_sysroot} --disable-lib32 --enable-lib64
 make