diff -urN gcc-4.0.0-dist/boehm-gc/configure gcc-4.0.0/boehm-gc/configure
--- gcc-4.0.0-dist/boehm-gc/configure	2005-04-21 02:04:10.000000000 -0500
+++ gcc-4.0.0/boehm-gc/configure	2005-04-30 13:22:27.495094224 -0500
@@ -4320,6 +4320,11 @@
   lt_cv_deplibs_check_method=pass_all
   ;;
 
+linux-uclibc*)
+  lt_cv_deplibs_check_method=pass_all
+  lt_cv_file_magic_test_file=`echo /lib/libuClibc-*.so`
+  ;;
+
 netbsd* | knetbsd*-gnu)
   if echo __ELF__ | $CC -E - | grep __ELF__ > /dev/null; then
     lt_cv_deplibs_check_method='match_pattern /lib[^/\.]+\.so\.[0-9]+\.[0-9]+$'
diff -urN gcc-4.0.0-dist/configure gcc-4.0.0/configure
--- gcc-4.0.0-dist/configure	2005-04-21 02:04:10.000000000 -0500
+++ gcc-4.0.0/configure	2005-04-30 12:27:56.000000000 -0500
@@ -1136,7 +1136,7 @@
     ;;
 "")
     case "${target}" in
-    *-*-linux*-gnu | *-*-gnu* | *-*-k*bsd*-gnu)
+    *-*-linux*-gnu | *-*-gnu* | *-*-k*bsd*-gnu | *-*-linux-uclibc*)
         # Enable libmudflap by default in GNU and friends.
 	;;
     *-*-freebsd*)
diff -urN gcc-4.0.0-dist/configure.in gcc-4.0.0/configure.in
--- gcc-4.0.0-dist/configure.in	2005-04-20 21:45:11.000000000 -0500
+++ gcc-4.0.0/configure.in	2005-04-30 12:22:09.000000000 -0500
@@ -345,7 +345,7 @@
     ;;
 "")
     case "${target}" in
-    *-*-linux*-gnu | *-*-gnu* | *-*-k*bsd*-gnu)
+    *-*-linux*-gnu | *-*-gnu* | *-*-k*bsd*-gnu | *-*-linux-uclibc*)
         # Enable libmudflap by default in GNU and friends.
 	;;
     *-*-freebsd*)
diff -urN gcc-4.0.0-dist/contrib/regression/objs-gcc.sh gcc-4.0.0/contrib/regression/objs-gcc.sh
--- gcc-4.0.0-dist/contrib/regression/objs-gcc.sh	2002-10-11 15:23:21.000000000 -0500
+++ gcc-4.0.0/contrib/regression/objs-gcc.sh	2005-04-30 12:29:58.000000000 -0500
@@ -105,6 +105,10 @@
  then
   make all-gdb all-dejagnu all-ld || exit 1
   make install-gdb install-dejagnu install-ld || exit 1
+elif [ $H_REAL_TARGET = $H_REAL_HOST -a $H_REAL_TARGET = i686-pc-linux-uclibc ]
+ then
+  make all-gdb all-dejagnu all-ld || exit 1
+  make install-gdb install-dejagnu install-ld || exit 1
 elif [ $H_REAL_TARGET = $H_REAL_HOST ] ; then
   make bootstrap || exit 1
   make install || exit 1
--- gcc-3.4.4/gcc/config/alpha/linux-elf.h
+++ gcc-3.4.4/gcc/config/alpha/linux-elf.h
@@ -27,7 +27,11 @@
 #define SUBTARGET_EXTRA_SPECS \
 { "elf_dynamic_linker", ELF_DYNAMIC_LINKER },
 
+#if defined USE_UCLIBC
+#define ELF_DYNAMIC_LINKER	"/lib/ld-uClibc.so.0"
+#else
 #define ELF_DYNAMIC_LINKER	"/lib/ld-linux.so.2"
+#endif
 
 #define LINK_SPEC "-m elf64alpha %{G*} %{relax:-relax}		\
   %{O*:-O3} %{!O*:-O1}						\
diff -urN gcc-4.0.0-dist/gcc/config/arm/linux-elf.h gcc-4.0.0/gcc/config/arm/linux-elf.h
--- gcc-4.0.0-dist/gcc/config/arm/linux-elf.h	2005-03-04 10:14:01.000000000 -0600
+++ gcc-4.0.0/gcc/config/arm/linux-elf.h	2005-04-28 20:30:00.000000000 -0500
@@ -82,6 +82,18 @@
   "%{!shared:crtend.o%s} %{shared:crtendS.o%s} crtn.o%s"
 
 #undef  LINK_SPEC
+#ifdef USE_UCLIBC
+#define LINK_SPEC "%{h*} %{version:-v} \
+   %{b} %{Wl,*:%*} \
+   %{static:-Bstatic} \
+   %{shared:-shared} \
+   %{symbolic:-Bsymbolic} \
+   %{rdynamic:-export-dynamic} \
+   %{!dynamic-linker:-dynamic-linker /lib/ld-uClibc.so.0} \
+   -X \
+   %{mbig-endian:-EB}" \
+   SUBTARGET_EXTRA_LINK_SPEC
+#else
 #define LINK_SPEC "%{h*} %{version:-v} \
    %{b} %{Wl,*:%*} \
    %{static:-Bstatic} \
@@ -92,6 +104,7 @@
    -X \
    %{mbig-endian:-EB}" \
    SUBTARGET_EXTRA_LINK_SPEC
+#endif
 
 #define TARGET_OS_CPP_BUILTINS()		\
   do						\
diff -urN gcc-4.0.0-dist/gcc/config/cris/linux.h gcc-4.0.0/gcc/config/cris/linux.h
--- gcc-4.0.0-dist/gcc/config/cris/linux.h	2003-11-28 21:08:09.000000000 -0600
+++ gcc-4.0.0/gcc/config/cris/linux.h	2005-04-28 20:30:00.000000000 -0500
@@ -79,6 +79,25 @@
 #undef CRIS_DEFAULT_CPU_VERSION
 #define CRIS_DEFAULT_CPU_VERSION CRIS_CPU_NG
 
+#ifdef USE_UCLIBC
+
+#undef CRIS_SUBTARGET_VERSION
+#define CRIS_SUBTARGET_VERSION " - cris-axis-linux-uclibc"
+
+#undef CRIS_LINK_SUBTARGET_SPEC
+#define CRIS_LINK_SUBTARGET_SPEC \
+ "-mcrislinux\
+  -rpath-link include/asm/../..%s\
+  %{shared} %{static}\
+  %{symbolic:-Bdynamic} %{shlib:-Bdynamic} %{static:-Bstatic}\
+  %{!shared: \
+    %{!static: \
+      %{rdynamic:-export-dynamic} \
+      %{!dynamic-linker:-dynamic-linker /lib/ld-uClibc.so.0}}} \
+  %{!r:%{O2|O3: --gc-sections}}"
+
+#else  /* USE_UCLIBC */
+
 #undef CRIS_SUBTARGET_VERSION
 #define CRIS_SUBTARGET_VERSION " - cris-axis-linux-gnu"
 
@@ -93,6 +112,8 @@
   %{!shared:%{!static:%{rdynamic:-export-dynamic}}}\
   %{!r:%{O2|O3: --gc-sections}}"
 
+#endif  /* USE_UCLIBC */
+
 
 /* Node: Run-time Target */
 
diff -urN gcc-4.0.0-dist/gcc/config/cris/t-linux-uclibc gcc-4.0.0/gcc/config/cris/t-linux-uclibc
--- gcc-4.0.0-dist/gcc/config/cris/t-linux-uclibc	1969-12-31 18:00:00.000000000 -0600
+++ gcc-4.0.0/gcc/config/cris/t-linux-uclibc	2005-04-28 20:30:00.000000000 -0500
@@ -0,0 +1,3 @@
+T_CFLAGS = -DUSE_UCLIBC
+TARGET_LIBGCC2_CFLAGS += -fPIC
+CRTSTUFF_T_CFLAGS_S = $(TARGET_LIBGCC2_CFLAGS)
diff -urN gcc-4.0.0-dist/gcc/config/i386/linux.h gcc-4.0.0/gcc/config/i386/linux.h
--- gcc-4.0.0-dist/gcc/config/i386/linux.h	2004-11-27 10:45:14.000000000 -0600
+++ gcc-4.0.0/gcc/config/i386/linux.h	2005-04-28 20:30:00.000000000 -0500
@@ -107,6 +107,11 @@
 #define LINK_EMULATION "elf_i386"
 #define DYNAMIC_LINKER "/lib/ld-linux.so.2"
 
+#if defined USE_UCLIBC
+#undef DYNAMIC_LINKER
+#define DYNAMIC_LINKER "/lib/ld-uClibc.so.0"
+#endif
+
 #undef  SUBTARGET_EXTRA_SPECS
 #define SUBTARGET_EXTRA_SPECS \
   { "link_emulation", LINK_EMULATION },\
--- gcc-3.4.4/gcc/config/i386/linux64.h
+++ gcc-3.4.4/gcc/config/i386/linux64.h
@@ -55,6 +55,15 @@
    done.  */
 
 #undef	LINK_SPEC
+#if defined USE_UCLIBC
+#define LINK_SPEC "%{!m32:-m elf_x86_64} %{m32:-m elf_i386} \
+  %{shared:-shared} \
+  %{!shared: \
+    %{!static: \
+      %{rdynamic:-export-dynamic} \
+      %{!dynamic-linker:-dynamic-linker /lib/ld-uClibc.so.0}} \
+    %{static:-static}}"
+#else
 #define LINK_SPEC "%{!m32:-m elf_x86_64} %{m32:-m elf_i386} \
   %{shared:-shared} \
   %{!shared: \
@@ -63,6 +73,7 @@
       %{m32:%{!dynamic-linker:-dynamic-linker /lib/ld-linux.so.2}} \
       %{!m32:%{!dynamic-linker:-dynamic-linker /lib64/ld-linux-x86-64.so.2}}} \
     %{static:-static}}"
+#endif
 
 #define MULTILIB_DEFAULTS { "m64" }
 
diff -urN gcc-4.0.0-dist/gcc/config/mips/linux.h gcc-4.0.0/gcc/config/mips/linux.h
--- gcc-4.0.0-dist/gcc/config/mips/linux.h	2005-01-25 20:04:46.000000000 -0600
+++ gcc-4.0.0/gcc/config/mips/linux.h	2005-04-28 20:30:00.000000000 -0500
@@ -108,6 +108,17 @@
 
 /* Borrowed from sparc/linux.h */
 #undef LINK_SPEC
+#ifdef USE_UCLIBC
+#define LINK_SPEC \
+ "%(endian_spec) \
+  %{shared:-shared} \
+  %{!shared: \
+    %{!ibcs: \
+      %{!static: \
+        %{rdynamic:-export-dynamic} \
+        %{!dynamic-linker:-dynamic-linker /lib/ld-uClibc.so.0}} \
+        %{static:-static}}}"
+#else
 #define LINK_SPEC \
  "%(endian_spec) \
   %{shared:-shared} \
@@ -117,6 +128,7 @@
         %{rdynamic:-export-dynamic} \
         %{!dynamic-linker:-dynamic-linker /lib/ld.so.1}} \
         %{static:-static}}}"
+#endif
 
 #undef SUBTARGET_ASM_SPEC
 #define SUBTARGET_ASM_SPEC "%{mabi=64: -64} %{!mno-abicalls:-KPIC}"
diff -urN gcc-4.0.0-dist/gcc/config/rs6000/linux.h gcc-4.0.0/gcc/config/rs6000/linux.h
--- gcc-4.0.0-dist/gcc/config/rs6000/linux.h	2004-12-01 20:21:28.000000000 -0600
+++ gcc-4.0.0/gcc/config/rs6000/linux.h	2005-04-28 20:30:00.000000000 -0500
@@ -69,7 +69,11 @@
 #define LINK_START_DEFAULT_SPEC "%(link_start_linux)"
 
 #undef	LINK_OS_DEFAULT_SPEC
+#ifdef USE_UCLIBC
+#define LINK_OS_DEFAULT_SPEC "%(link_os_linux_uclibc)"
+#else
 #define LINK_OS_DEFAULT_SPEC "%(link_os_linux)"
+#endif
 
 #define LINK_GCC_C_SEQUENCE_SPEC \
   "%{static:--start-group} %G %L %{static:--end-group}%{!static:%G}"
diff -urN gcc-4.0.0-dist/gcc/config/rs6000/sysv4.h gcc-4.0.0/gcc/config/rs6000/sysv4.h
--- gcc-4.0.0-dist/gcc/config/rs6000/sysv4.h	2005-02-15 09:53:52.000000000 -0600
+++ gcc-4.0.0/gcc/config/rs6000/sysv4.h	2005-04-28 20:30:00.000000000 -0500
@@ -956,6 +956,7 @@
   mcall-linux  : %(link_os_linux)       ; \
   mcall-gnu    : %(link_os_gnu)         ; \
   mcall-netbsd : %(link_os_netbsd)      ; \
+  mcall-linux-uclibc : %(link_os_linux_uclibc); \
   mcall-openbsd: %(link_os_openbsd)     ; \
                : %(link_os_default)     }"
 
@@ -1134,6 +1135,10 @@
   %{rdynamic:-export-dynamic} \
   %{!dynamic-linker:-dynamic-linker /lib/ld.so.1}}}"
 
+#define LINK_OS_LINUX_UCLIBC_SPEC "-m elf32ppclinux %{!shared: %{!static: \
+  %{rdynamic:-export-dynamic} \
+  %{!dynamic-linker:-dynamic-linker /lib/ld-uClibc.so.0}}}"
+
 #if defined(HAVE_LD_EH_FRAME_HDR)
 # define LINK_EH_SPEC "%{!static:--eh-frame-hdr} "
 #endif
@@ -1300,6 +1305,7 @@
   { "link_os_sim",		LINK_OS_SIM_SPEC },			\
   { "link_os_freebsd",		LINK_OS_FREEBSD_SPEC },			\
   { "link_os_linux",		LINK_OS_LINUX_SPEC },			\
+  { "link_os_linux_uclibc",	LINK_OS_LINUX_UCLIBC_SPEC },		\
   { "link_os_gnu",		LINK_OS_GNU_SPEC },			\
   { "link_os_netbsd",		LINK_OS_NETBSD_SPEC },			\
   { "link_os_openbsd",		LINK_OS_OPENBSD_SPEC },			\
diff -urN gcc-4.0.0-dist/gcc/config/sh/linux.h gcc-4.0.0/gcc/config/sh/linux.h
--- gcc-4.0.0-dist/gcc/config/sh/linux.h	2005-01-25 20:04:48.000000000 -0600
+++ gcc-4.0.0/gcc/config/sh/linux.h	2005-04-28 20:30:00.000000000 -0500
@@ -67,12 +67,21 @@
 #undef SUBTARGET_LINK_EMUL_SUFFIX
 #define SUBTARGET_LINK_EMUL_SUFFIX "_linux"
 #undef SUBTARGET_LINK_SPEC
+#ifdef USE_UCLIBC
+#define SUBTARGET_LINK_SPEC \
+  "%{shared:-shared} \
+   %{!static: \
+     %{rdynamic:-export-dynamic} \
+     %{!dynamic-linker:-dynamic-linker /lib/ld-uClibc.so.0}} \
+   %{static:-static}"
+#else
 #define SUBTARGET_LINK_SPEC \
   "%{shared:-shared} \
    %{!static: \
      %{rdynamic:-export-dynamic} \
      %{!dynamic-linker:-dynamic-linker /lib/ld-linux.so.2}} \
    %{static:-static}"
+#endif
 
 #undef LIB_SPEC
 #define LIB_SPEC \
diff -urN gcc-4.0.0-dist/gcc/config/t-linux-uclibc gcc-4.0.0/gcc/config/t-linux-uclibc
--- gcc-4.0.0-dist/gcc/config/t-linux-uclibc	1969-12-31 18:00:00.000000000 -0600
+++ gcc-4.0.0/gcc/config/t-linux-uclibc	2005-04-28 20:30:00.000000000 -0500
@@ -0,0 +1,15 @@
+T_CFLAGS = -DUSE_UCLIBC
+
+# Compile crtbeginS.o and crtendS.o with pic.
+CRTSTUFF_T_CFLAGS_S = $(CRTSTUFF_T_CFLAGS) -fPIC
+# Compile libgcc2.a with pic.
+TARGET_LIBGCC2_CFLAGS = -fPIC
+
+# Override t-slibgcc-elf-ver to export some libgcc symbols with
+# the symbol versions that glibc used.
+#SHLIB_MAPFILES += $(srcdir)/config/libgcc-glibc.ver
+
+# Use unwind-dw2-fde
+LIB2ADDEH = $(srcdir)/unwind-dw2.c $(srcdir)/unwind-dw2-fde.c \
+  $(srcdir)/unwind-sjlj.c $(srcdir)/gthr-gnat.c $(srcdir)/unwind-c.c
+LIB2ADDEHDEP = unwind.inc unwind-dw2-fde.h
diff -urN gcc-4.0.0-dist/gcc/config.gcc gcc-4.0.0/gcc/config.gcc
--- gcc-4.0.0-dist/gcc/config.gcc	2005-03-30 21:17:08.000000000 -0600
+++ gcc-4.0.0/gcc/config.gcc	2005-04-28 20:30:00.000000000 -0500
@@ -439,7 +439,12 @@
   case ${enable_threads} in
     "" | yes | posix) thread_file='posix' ;;
   esac
-  tmake_file="t-slibgcc-elf-ver t-linux"
+  case ${target} in
+    *-*-linux-uclibc*)
+      tmake_file="t-slibgcc-elf-ver t-linux-uclibc" ;;
+    *)
+      tmake_file="t-slibgcc-elf-ver t-linux" ;;
+  esac
   ;;
 *-*-gnu*)
   # On the Hurd, the setup is just about the same on
@@ -744,6 +749,10 @@
 	tmake_file="cris/t-cris cris/t-elfmulti"
 	gas=yes
 	;;
+cris-*-linux-uclibc*)
+	tm_file="dbxelf.h elfos.h svr4.h ${tm_file} linux.h cris/linux.h"
+	tmake_file="cris/t-cris t-slibgcc-elf-ver cris/t-linux-uclibc"
+	;;
 cris-*-linux*)
 	tm_file="dbxelf.h elfos.h svr4.h ${tm_file} linux.h cris/linux.h"
 	# We need to avoid using t-linux, so override default tmake_file
@@ -1759,7 +1759,7 @@
 	;;
 sh-*-elf* | sh[12346l]*-*-elf* | sh*-*-kaos* | \
 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | \
-  sh-*-linux* | sh[346lbe]*-*-linux* | \
+  sh*-*-linux* | sh[346lbe]*-*-linux* | \
   sh-*-netbsdelf* | shl*-*-netbsdelf* | sh5-*-netbsd* | sh5l*-*-netbsd* | \
    sh64-*-netbsd* | sh64l*-*-netbsd*)
 	tmake_file="${tmake_file} sh/t-sh sh/t-elf"
diff -urN gcc-4.0.0-dist/libffi/configure gcc-4.0.0/libffi/configure
--- gcc-4.0.0-dist/libffi/configure	2004-12-02 05:04:21.000000000 -0600
+++ gcc-4.0.0/libffi/configure	2005-04-30 12:18:05.000000000 -0500
@@ -3457,6 +3457,11 @@
   lt_cv_deplibs_check_method=pass_all
   ;;
 
+linux-uclibc*)
+  lt_cv_deplibs_check_method=pass_all
+  lt_cv_file_magic_test_file=`echo /lib/libuClibc-*.so`
+  ;;
+
 netbsd* | knetbsd*-gnu)
   if echo __ELF__ | $CC -E - | grep __ELF__ > /dev/null; then
     lt_cv_deplibs_check_method='match_pattern /lib[^/\.]+\.so\.[0-9]+\.[0-9]+$'
diff -urN gcc-4.0.0-dist/libgfortran/configure gcc-4.0.0/libgfortran/configure
--- gcc-4.0.0-dist/libgfortran/configure	2005-04-21 02:04:10.000000000 -0500
+++ gcc-4.0.0/libgfortran/configure	2005-04-30 12:26:15.000000000 -0500
@@ -3684,6 +3684,11 @@
   lt_cv_deplibs_check_method=pass_all
   ;;
 
+linux-uclibc*)
+  lt_cv_deplibs_check_method=pass_all
+  lt_cv_file_magic_test_file=`echo /lib/libuClibc-*.so`
+  ;;
+
 netbsd* | knetbsd*-gnu)
   if echo __ELF__ | $CC -E - | grep __ELF__ > /dev/null; then
     lt_cv_deplibs_check_method='match_pattern /lib[^/\.]+\.so\.[0-9]+\.[0-9]+$'
diff -urN gcc-4.0.0-dist/libjava/configure gcc-4.0.0/libjava/configure
--- gcc-4.0.0-dist/libjava/configure	2005-04-21 02:04:10.000000000 -0500
+++ gcc-4.0.0/libjava/configure	2005-04-30 12:27:15.000000000 -0500
@@ -4354,6 +4354,11 @@
   lt_cv_deplibs_check_method=pass_all
   ;;
 
+linux-uclibc*)
+  lt_cv_deplibs_check_method=pass_all
+  lt_cv_file_magic_test_file=`echo /lib/libuClibc-*.so`
+  ;;
+
 netbsd* | knetbsd*-gnu)
   if echo __ELF__ | $CC -E - | grep __ELF__ > /dev/null; then
     lt_cv_deplibs_check_method='match_pattern /lib[^/\.]+\.so\.[0-9]+\.[0-9]+$'
diff -urN gcc-4.0.0-dist/libmudflap/configure gcc-4.0.0/libmudflap/configure
--- gcc-4.0.0-dist/libmudflap/configure	2005-01-02 16:24:50.000000000 -0600
+++ gcc-4.0.0/libmudflap/configure	2005-04-30 12:25:24.000000000 -0500
@@ -5380,6 +5380,11 @@
   lt_cv_deplibs_check_method=pass_all
   ;;
 
+linux-uclibc*)
+  lt_cv_deplibs_check_method=pass_all
+  lt_cv_file_magic_test_file=`echo /lib/libuClibc-*.so`
+  ;;
+
 netbsd* | knetbsd*-gnu)
   if echo __ELF__ | $CC -E - | grep __ELF__ > /dev/null; then
     lt_cv_deplibs_check_method='match_pattern /lib[^/\.]+\.so\.[0-9]+\.[0-9]+$'
diff -urN gcc-4.0.0-dist/libobjc/configure gcc-4.0.0/libobjc/configure
--- gcc-4.0.0-dist/libobjc/configure	2005-04-21 02:04:10.000000000 -0500
+++ gcc-4.0.0/libobjc/configure	2005-04-30 12:25:55.000000000 -0500
@@ -3283,6 +3283,11 @@
   lt_cv_deplibs_check_method=pass_all
   ;;
 
+linux-uclibc*)
+  lt_cv_deplibs_check_method=pass_all
+  lt_cv_file_magic_test_file=`echo /lib/libuClibc-*.so`
+  ;;
+
 netbsd* | knetbsd*-gnu)
   if echo __ELF__ | $CC -E - | grep __ELF__ > /dev/null; then
     lt_cv_deplibs_check_method='match_pattern /lib[^/\.]+\.so\.[0-9]+\.[0-9]+$'
diff -urN gcc-4.0.0-dist/libtool.m4 gcc-4.0.0/libtool.m4
--- gcc-4.0.0-dist/libtool.m4	2004-11-29 17:45:17.000000000 -0600
+++ gcc-4.0.0/libtool.m4	2005-04-30 12:28:32.000000000 -0500
@@ -682,6 +682,11 @@
   lt_cv_deplibs_check_method=pass_all
   ;;
 
+linux-uclibc*)
+  lt_cv_deplibs_check_method=pass_all
+  lt_cv_file_magic_test_file=`echo /lib/libuClibc-*.so`
+  ;;
+
 netbsd* | knetbsd*-gnu)
   if echo __ELF__ | $CC -E - | grep __ELF__ > /dev/null; then
     [lt_cv_deplibs_check_method='match_pattern /lib[^/\.]+\.so\.[0-9]+\.[0-9]+$']
diff -urN gcc-4.0.0-dist/ltconfig gcc-4.0.0/ltconfig
--- gcc-4.0.0-dist/ltconfig	2004-10-02 11:33:06.000000000 -0500
+++ gcc-4.0.0/ltconfig	2005-04-30 13:26:08.000000000 -0500
@@ -602,6 +602,7 @@
 
 # Transform linux* to *-*-linux-gnu*, to support old configure scripts.
 case $host_os in
+linux-uclibc*) ;;
 linux-gnu*) ;;
 linux*) host=`echo $host | sed 's/^\(.*-.*-linux\)\(.*\)$/\1-gnu\2/'`
 esac
@@ -1273,6 +1274,23 @@
   dynamic_linker='GNU/Linux ld.so'
   ;;
 
+linux-uclibc*)
+  version_type=linux
+  need_lib_prefix=no
+  need_version=no
+  library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
+  soname_spec='${libname}${release}.so$major'
+  finish_cmds='PATH="\$PATH:/sbin" ldconfig -n $libdir'
+  shlibpath_var=LD_LIBRARY_PATH
+  shlibpath_overrides_runpath=no
+  # This implies no fast_install, which is unacceptable.
+  # Some rework will be needed to allow for fast_install
+  # before this can be enabled.
+  hardcode_into_libs=yes
+  # Assume using the uClibc dynamic linker.
+  dynamic_linker="uClibc ld.so"
+  ;;
+
 netbsd*)
   need_lib_prefix=no
   need_version=no
diff -urN gcc-4.0.0-dist/zlib/configure gcc-4.0.0/zlib/configure
--- gcc-4.0.0-dist/zlib/configure	2004-11-24 16:04:38.000000000 -0600
+++ gcc-4.0.0/zlib/configure	2005-04-30 12:30:40.000000000 -0500
@@ -3426,6 +3426,11 @@
   lt_cv_deplibs_check_method=pass_all
   ;;
 
+linux-uclibc*)
+  lt_cv_deplibs_check_method=pass_all
+  lt_cv_file_magic_test_file=`echo /lib/libuClibc-*.so`
+  ;;
+
 netbsd* | knetbsd*-gnu)
   if echo __ELF__ | $CC -E - | grep __ELF__ > /dev/null; then
     lt_cv_deplibs_check_method='match_pattern /lib[^/\.]+\.so\.[0-9]+\.[0-9]+$'