diff --git a/autom4te.cache/output.0 b/autom4te.cache/output.0
index f18bb03..8593836 100644
--- a/autom4te.cache/output.0
+++ b/autom4te.cache/output.0
@@ -2583,6 +2583,8 @@
 
 
 
+
+# These are flags passed to automake (though they look like gcc flags!)
 am__api_version='1.11'
 
 ac_aux_dir=
@@ -3084,6 +3086,7 @@
 
 
 
+
 case `pwd` in
   *\ * | *\	*)
     { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Libtool does not cope well with whitespace in \`pwd\`" >&5
diff --git a/autom4te.cache/output.1 b/autom4te.cache/output.1
index ecf6e88..beb32e5 100644
--- a/autom4te.cache/output.1
+++ b/autom4te.cache/output.1
@@ -2583,6 +2583,8 @@
 
 
 
+
+# These are flags passed to automake (though they look like gcc flags!)
 am__api_version='1.11'
 
 ac_aux_dir=
@@ -3084,6 +3086,7 @@
 
 
 
+
 case `pwd` in
   *\ * | *\	*)
     { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Libtool does not cope well with whitespace in \`pwd\`" >&5
diff --git a/autom4te.cache/traces.0 b/autom4te.cache/traces.0
index b506c40..2488342 100644
--- a/autom4te.cache/traces.0
+++ b/autom4te.cache/traces.0
@@ -2280,61 +2280,65 @@
 m4trace:configure.ac:10: -1- m4_pattern_allow([^build_alias$])
 m4trace:configure.ac:10: -1- m4_pattern_allow([^host_alias$])
 m4trace:configure.ac:10: -1- m4_pattern_allow([^target_alias$])
-m4trace:configure.ac:12: -1- AM_INIT_AUTOMAKE
-m4trace:configure.ac:12: -1- m4_pattern_allow([^AM_[A-Z]+FLAGS$])
-m4trace:configure.ac:12: -1- AM_SET_CURRENT_AUTOMAKE_VERSION
-m4trace:configure.ac:12: -1- AM_AUTOMAKE_VERSION([1.11.1])
-m4trace:configure.ac:12: -1- _AM_AUTOCONF_VERSION([2.65])
-m4trace:configure.ac:12: -1- m4_pattern_allow([^INSTALL_PROGRAM$])
-m4trace:configure.ac:12: -1- m4_pattern_allow([^INSTALL_SCRIPT$])
-m4trace:configure.ac:12: -1- m4_pattern_allow([^INSTALL_DATA$])
-m4trace:configure.ac:12: -1- m4_pattern_allow([^am__isrc$])
-m4trace:configure.ac:12: -1- _AM_SUBST_NOTMAKE([am__isrc])
-m4trace:configure.ac:12: -1- m4_pattern_allow([^CYGPATH_W$])
-m4trace:configure.ac:12: -1- _AM_SET_OPTIONS([])
-m4trace:configure.ac:12: -1- m4_pattern_allow([^PACKAGE$])
-m4trace:configure.ac:12: -1- m4_pattern_allow([^VERSION$])
-m4trace:configure.ac:12: -1- _AM_IF_OPTION([no-define], [], [AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE", [Name of package])
+m4trace:configure.ac:14: -1- AM_INIT_AUTOMAKE([-Wall -Werror])
+m4trace:configure.ac:14: -1- m4_pattern_allow([^AM_[A-Z]+FLAGS$])
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  AC_DEFINE_UNQUOTED(VERSION, "$VERSION", [Version number of package])])
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-m4trace:configure.ac:12: -1- m4_pattern_allow([^am__tar$])
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-m4trace:configure.ac:12: -1- _AM_IF_OPTION([no-dependencies], [], [AC_PROVIDE_IFELSE([AC_PROG_CC],
+m4trace:configure.ac:14: -2- _AM_MANGLE_OPTION([tar-ustar])
+m4trace:configure.ac:14: -1- _AM_IF_OPTION([tar-pax], [_AM_PROG_TAR([pax])], [_AM_PROG_TAR([v7])])
+m4trace:configure.ac:14: -2- _AM_MANGLE_OPTION([tar-pax])
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+m4trace:configure.ac:14: -1- AM_MISSING_PROG([AMTAR], [tar])
+m4trace:configure.ac:14: -1- m4_pattern_allow([^AMTAR$])
+m4trace:configure.ac:14: -1- m4_pattern_allow([^am__tar$])
+m4trace:configure.ac:14: -1- m4_pattern_allow([^am__untar$])
+m4trace:configure.ac:14: -1- _AM_IF_OPTION([no-dependencies], [], [AC_PROVIDE_IFELSE([AC_PROG_CC],
 		  [_AM_DEPENDENCIES(CC)],
 		  [define([AC_PROG_CC],
 			  defn([AC_PROG_CC])[_AM_DEPENDENCIES(CC)])])dnl
@@ -2347,216 +2351,216 @@
 		  [define([AC_PROG_OBJC],
 			  defn([AC_PROG_OBJC])[_AM_DEPENDENCIES(OBJC)])])dnl
 ])
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-m4trace:configure.ac:108: -1- _AC_AM_CONFIG_HEADER_HOOK(["$ac_file"])
-m4trace:configure.ac:108: -1- _AM_OUTPUT_DEPENDENCY_COMMANDS
-m4trace:configure.ac:108: -1- _LT_PROG_LTMAIN
+configure.ac:66: the top level])
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+m4trace:configure.ac:96: -1- m4_pattern_allow([^ac_cv_have_stddef_h$])
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+m4trace:configure.ac:105: -1- m4_pattern_allow([^SNAPPY_MINOR$])
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+m4trace:configure.ac:111: -1- m4_pattern_allow([^LIB@&t@OBJS$])
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+m4trace:configure.ac:111: -1- m4_pattern_allow([^am__EXEEXT_TRUE$])
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+m4trace:configure.ac:111: -1- _AM_SUBST_NOTMAKE([am__EXEEXT_TRUE])
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+m4trace:configure.ac:111: -1- _AC_AM_CONFIG_HEADER_HOOK(["$ac_file"])
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diff --git a/autom4te.cache/traces.1 b/autom4te.cache/traces.1
index 0f31e2f..2f99b7a 100644
--- a/autom4te.cache/traces.1
+++ b/autom4te.cache/traces.1
@@ -147,389 +147,389 @@
 m4trace:configure.ac:10: -1- AC_SUBST([target_alias])
 m4trace:configure.ac:10: -1- AC_SUBST_TRACE([target_alias])
 m4trace:configure.ac:10: -1- m4_pattern_allow([^target_alias$])
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-m4trace:configure.ac:12: -1- m4_pattern_allow([^PACKAGE$])
-m4trace:configure.ac:12: -1- AH_OUTPUT([PACKAGE], [/* Name of package */
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 @%:@undef PACKAGE])
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 @%:@undef VERSION])
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-m4trace:configure.ac:33: -1- AC_SUBST([gflags_CFLAGS])
-m4trace:configure.ac:33: -1- AC_SUBST_TRACE([gflags_CFLAGS])
-m4trace:configure.ac:33: -1- m4_pattern_allow([^gflags_CFLAGS$])
-m4trace:configure.ac:33: -1- AC_SUBST([gflags_LIBS])
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-m4trace:configure.ac:33: -1- m4_pattern_allow([^HAVE_GFLAGS$])
-m4trace:configure.ac:33: -1- AH_OUTPUT([HAVE_GFLAGS], [/* Use the gflags package for command-line parsing. */
+m4trace:configure.ac:26: -1- AC_SUBST([HAVE_GTEST])
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 @%:@undef HAVE_GFLAGS])
-m4trace:configure.ac:46: -1- _m4_warn([obsolete], [The macro `AC_TRY_COMPILE' is obsolete.
+m4trace:configure.ac:49: -1- _m4_warn([obsolete], [The macro `AC_TRY_COMPILE' is obsolete.
 You should run autoupdate.], [../../lib/autoconf/general.m4:2581: AC_TRY_COMPILE is expanded from...
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-m4trace:configure.ac:56: -1- AC_DEFINE_TRACE_LITERAL([HAVE_BUILTIN_EXPECT])
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-m4trace:configure.ac:56: -1- AH_OUTPUT([HAVE_BUILTIN_EXPECT], [/* Define to 1 if the compiler supports __builtin_expect. */
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 @%:@undef HAVE_BUILTIN_EXPECT])
-m4trace:configure.ac:63: -1- _m4_warn([obsolete], [The macro `AC_TRY_COMPILE' is obsolete.
+m4trace:configure.ac:66: -1- _m4_warn([obsolete], [The macro `AC_TRY_COMPILE' is obsolete.
 You should run autoupdate.], [../../lib/autoconf/general.m4:2581: AC_TRY_COMPILE is expanded from...
-configure.ac:63: the top level])
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-m4trace:configure.ac:73: -1- AH_OUTPUT([HAVE_BUILTIN_CTZ], [/* Define to 1 if the compiler supports __builtin_ctz and friends. */
+configure.ac:66: the top level])
+m4trace:configure.ac:76: -1- AC_DEFINE_TRACE_LITERAL([HAVE_BUILTIN_CTZ])
+m4trace:configure.ac:76: -1- m4_pattern_allow([^HAVE_BUILTIN_CTZ$])
+m4trace:configure.ac:76: -1- AH_OUTPUT([HAVE_BUILTIN_CTZ], [/* Define to 1 if the compiler supports __builtin_ctz and friends. */
 @%:@undef HAVE_BUILTIN_CTZ])
-m4trace:configure.ac:78: -1- AH_OUTPUT([HAVE_LIBZ], [/* Define to 1 if you have the `z\' library (-lz). */
+m4trace:configure.ac:81: -1- AH_OUTPUT([HAVE_LIBZ], [/* Define to 1 if you have the `z\' library (-lz). */
 @%:@undef HAVE_LIBZ])
-m4trace:configure.ac:78: -1- AC_DEFINE_TRACE_LITERAL([HAVE_LIBZ])
-m4trace:configure.ac:78: -1- m4_pattern_allow([^HAVE_LIBZ$])
-m4trace:configure.ac:79: -1- AH_OUTPUT([HAVE_LIBLZO2], [/* Define to 1 if you have the `lzo2\' library (-llzo2). */
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+m4trace:configure.ac:81: -1- m4_pattern_allow([^HAVE_LIBZ$])
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 @%:@undef HAVE_LIBLZO2])
-m4trace:configure.ac:79: -1- AC_DEFINE_TRACE_LITERAL([HAVE_LIBLZO2])
-m4trace:configure.ac:79: -1- m4_pattern_allow([^HAVE_LIBLZO2$])
-m4trace:configure.ac:80: -1- AH_OUTPUT([HAVE_LIBLZF], [/* Define to 1 if you have the `lzf\' library (-llzf). */
+m4trace:configure.ac:82: -1- AC_DEFINE_TRACE_LITERAL([HAVE_LIBLZO2])
+m4trace:configure.ac:82: -1- m4_pattern_allow([^HAVE_LIBLZO2$])
+m4trace:configure.ac:83: -1- AH_OUTPUT([HAVE_LIBLZF], [/* Define to 1 if you have the `lzf\' library (-llzf). */
 @%:@undef HAVE_LIBLZF])
-m4trace:configure.ac:80: -1- AC_DEFINE_TRACE_LITERAL([HAVE_LIBLZF])
-m4trace:configure.ac:80: -1- m4_pattern_allow([^HAVE_LIBLZF$])
-m4trace:configure.ac:81: -1- AH_OUTPUT([HAVE_LIBFASTLZ], [/* Define to 1 if you have the `fastlz\' library (-lfastlz). */
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+m4trace:configure.ac:84: -1- AH_OUTPUT([HAVE_LIBFASTLZ], [/* Define to 1 if you have the `fastlz\' library (-lfastlz). */
 @%:@undef HAVE_LIBFASTLZ])
-m4trace:configure.ac:81: -1- AC_DEFINE_TRACE_LITERAL([HAVE_LIBFASTLZ])
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-m4trace:configure.ac:82: -1- AH_OUTPUT([HAVE_LIBQUICKLZ], [/* Define to 1 if you have the `quicklz\' library (-lquicklz). */
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 @%:@undef HAVE_LIBQUICKLZ])
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-m4trace:configure.ac:88: -1- AC_SUBST([ac_cv_have_stdint_h], [0])
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-m4trace:configure.ac:91: -1- AC_SUBST([ac_cv_have_stddef_h], [1])
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-m4trace:configure.ac:108: -1- AC_SUBST_TRACE([INSTALL])
-m4trace:configure.ac:108: -1- AC_SUBST_TRACE([MKDIR_P])
-m4trace:configure.ac:108: -1- AC_REQUIRE_AUX_FILE([ltmain.sh])
+m4trace:configure.ac:85: -1- AC_DEFINE_TRACE_LITERAL([HAVE_LIBQUICKLZ])
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+m4trace:configure.ac:109: -1- AC_CONFIG_HEADERS([config.h])
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+m4trace:configure.ac:111: -1- AC_SUBST([am__EXEEXT_FALSE])
+m4trace:configure.ac:111: -1- AC_SUBST_TRACE([am__EXEEXT_FALSE])
+m4trace:configure.ac:111: -1- m4_pattern_allow([^am__EXEEXT_FALSE$])
+m4trace:configure.ac:111: -1- _AM_SUBST_NOTMAKE([am__EXEEXT_TRUE])
+m4trace:configure.ac:111: -1- _AM_SUBST_NOTMAKE([am__EXEEXT_FALSE])
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+m4trace:configure.ac:111: -1- AC_SUBST_TRACE([top_build_prefix])
+m4trace:configure.ac:111: -1- AC_SUBST_TRACE([srcdir])
+m4trace:configure.ac:111: -1- AC_SUBST_TRACE([abs_srcdir])
+m4trace:configure.ac:111: -1- AC_SUBST_TRACE([top_srcdir])
+m4trace:configure.ac:111: -1- AC_SUBST_TRACE([abs_top_srcdir])
+m4trace:configure.ac:111: -1- AC_SUBST_TRACE([builddir])
+m4trace:configure.ac:111: -1- AC_SUBST_TRACE([abs_builddir])
+m4trace:configure.ac:111: -1- AC_SUBST_TRACE([abs_top_builddir])
+m4trace:configure.ac:111: -1- AC_SUBST_TRACE([INSTALL])
+m4trace:configure.ac:111: -1- AC_SUBST_TRACE([MKDIR_P])
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diff --git a/configure b/configure
index b25a95e..d6d1e3e 100755
--- a/configure
+++ b/configure
@@ -2583,6 +2583,8 @@
 
 
 
+
+# These are flags passed to automake (though they look like gcc flags!)
 am__api_version='1.11'
 
 ac_aux_dir=
@@ -3084,6 +3086,7 @@
 
 
 
+
 case `pwd` in
   *\ * | *\	*)
     { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Libtool does not cope well with whitespace in \`pwd\`" >&5
@@ -4744,13 +4747,13 @@
 else
   lt_cv_nm_interface="BSD nm"
   echo "int some_variable = 0;" > conftest.$ac_ext
-  (eval echo "\"\$as_me:4747: $ac_compile\"" >&5)
+  (eval echo "\"\$as_me:4750: $ac_compile\"" >&5)
   (eval "$ac_compile" 2>conftest.err)
   cat conftest.err >&5
-  (eval echo "\"\$as_me:4750: $NM \\\"conftest.$ac_objext\\\"\"" >&5)
+  (eval echo "\"\$as_me:4753: $NM \\\"conftest.$ac_objext\\\"\"" >&5)
   (eval "$NM \"conftest.$ac_objext\"" 2>conftest.err > conftest.out)
   cat conftest.err >&5
-  (eval echo "\"\$as_me:4753: output\"" >&5)
+  (eval echo "\"\$as_me:4756: output\"" >&5)
   cat conftest.out >&5
   if $GREP 'External.*some_variable' conftest.out > /dev/null; then
     lt_cv_nm_interface="MS dumpbin"
@@ -5956,7 +5959,7 @@
   ;;
 *-*-irix6*)
   # Find out which ABI we are using.
-  echo '#line 5959 "configure"' > conftest.$ac_ext
+  echo '#line 5962 "configure"' > conftest.$ac_ext
   if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_compile\""; } >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
@@ -7482,11 +7485,11 @@
    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
    -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
    -e 's:$: $lt_compiler_flag:'`
-   (eval echo "\"\$as_me:7485: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:7488: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>conftest.err)
    ac_status=$?
    cat conftest.err >&5
-   echo "$as_me:7489: \$? = $ac_status" >&5
+   echo "$as_me:7492: \$? = $ac_status" >&5
    if (exit $ac_status) && test -s "$ac_outfile"; then
      # The compiler can only warn and ignore the option if not recognized
      # So say no if there are warnings other than the usual output.
@@ -7821,11 +7824,11 @@
    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
    -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
    -e 's:$: $lt_compiler_flag:'`
-   (eval echo "\"\$as_me:7824: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:7827: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>conftest.err)
    ac_status=$?
    cat conftest.err >&5
-   echo "$as_me:7828: \$? = $ac_status" >&5
+   echo "$as_me:7831: \$? = $ac_status" >&5
    if (exit $ac_status) && test -s "$ac_outfile"; then
      # The compiler can only warn and ignore the option if not recognized
      # So say no if there are warnings other than the usual output.
@@ -7926,11 +7929,11 @@
    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
    -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
    -e 's:$: $lt_compiler_flag:'`
-   (eval echo "\"\$as_me:7929: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:7932: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>out/conftest.err)
    ac_status=$?
    cat out/conftest.err >&5
-   echo "$as_me:7933: \$? = $ac_status" >&5
+   echo "$as_me:7936: \$? = $ac_status" >&5
    if (exit $ac_status) && test -s out/conftest2.$ac_objext
    then
      # The compiler can only warn and ignore the option if not recognized
@@ -7981,11 +7984,11 @@
    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
    -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
    -e 's:$: $lt_compiler_flag:'`
-   (eval echo "\"\$as_me:7984: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:7987: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>out/conftest.err)
    ac_status=$?
    cat out/conftest.err >&5
-   echo "$as_me:7988: \$? = $ac_status" >&5
+   echo "$as_me:7991: \$? = $ac_status" >&5
    if (exit $ac_status) && test -s out/conftest2.$ac_objext
    then
      # The compiler can only warn and ignore the option if not recognized
@@ -10365,7 +10368,7 @@
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 10368 "configure"
+#line 10371 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -10461,7 +10464,7 @@
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 10464 "configure"
+#line 10467 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -13347,11 +13350,11 @@
    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
    -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
    -e 's:$: $lt_compiler_flag:'`
-   (eval echo "\"\$as_me:13350: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:13353: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>conftest.err)
    ac_status=$?
    cat conftest.err >&5
-   echo "$as_me:13354: \$? = $ac_status" >&5
+   echo "$as_me:13357: \$? = $ac_status" >&5
    if (exit $ac_status) && test -s "$ac_outfile"; then
      # The compiler can only warn and ignore the option if not recognized
      # So say no if there are warnings other than the usual output.
@@ -13446,11 +13449,11 @@
    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
    -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
    -e 's:$: $lt_compiler_flag:'`
-   (eval echo "\"\$as_me:13449: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:13452: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>out/conftest.err)
    ac_status=$?
    cat out/conftest.err >&5
-   echo "$as_me:13453: \$? = $ac_status" >&5
+   echo "$as_me:13456: \$? = $ac_status" >&5
    if (exit $ac_status) && test -s out/conftest2.$ac_objext
    then
      # The compiler can only warn and ignore the option if not recognized
@@ -13498,11 +13501,11 @@
    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
    -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
    -e 's:$: $lt_compiler_flag:'`
-   (eval echo "\"\$as_me:13501: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:13504: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>out/conftest.err)
    ac_status=$?
    cat out/conftest.err >&5
-   echo "$as_me:13505: \$? = $ac_status" >&5
+   echo "$as_me:13508: \$? = $ac_status" >&5
    if (exit $ac_status) && test -s out/conftest2.$ac_objext
    then
      # The compiler can only warn and ignore the option if not recognized
diff --git a/configure.ac b/configure.ac
index 3a3da35..73faf82 100644
--- a/configure.ac
+++ b/configure.ac
@@ -9,7 +9,10 @@
 
 AC_INIT([snappy], [snappy_major.snappy_minor.snappy_patchlevel])
 AC_CONFIG_MACRO_DIR([m4])
-AM_INIT_AUTOMAKE
+
+# These are flags passed to automake (though they look like gcc flags!)
+AM_INIT_AUTOMAKE([-Wall -Werror])
+
 LT_INIT
 AC_PROG_CXX
 AC_LANG([C++])