diff --git a/README.md b/README.md
index ee65c1644..e873c04c5 100755
--- a/README.md
+++ b/README.md
@@ -228,6 +228,7 @@ Supported operating systems and hardware:
 * 2013-10-17, Created.<br/>
 
 ## History
+* v2.0, 2014-11-08, fix [#191](https://github.com/winlinvip/simple-rtmp-server/issues/191), configure --export-librtmp. 2.0.10.
 * v2.0, 2014-11-08, fix [#66](https://github.com/winlinvip/simple-rtmp-server/issues/66), srs-librtmp support write h264 raw packet. 2.0.9.
 * v2.0, 2014-10-25, fix [#185](https://github.com/winlinvip/simple-rtmp-server/issues/185), AMF0 support 0x0B the date type codec. 2.0.7.
 * v2.0, 2014-10-24, fix [#186](https://github.com/winlinvip/simple-rtmp-server/issues/186), hotfix for bug #186, drop connect args when not object. 2.0.6.
diff --git a/trunk/auto/depends.sh b/trunk/auto/depends.sh
index 89b4af760..67b200d26 100755
--- a/trunk/auto/depends.sh
+++ b/trunk/auto/depends.sh
@@ -125,7 +125,10 @@ function Ubuntu_prepare()
     echo "Ubuntu install tools success"
     return 0
 }
-Ubuntu_prepare; ret=$?; if [[ 0 -ne $ret ]]; then echo "Ubuntu prepare failed, ret=$ret"; exit $ret; fi
+# donot prepare tools, for srs-librtmp depends only gcc and g++.
+if [ $SRS_EXPORT_LIBRTMP = NO ]; then
+    Ubuntu_prepare; ret=$?; if [[ 0 -ne $ret ]]; then echo "Ubuntu prepare failed, ret=$ret"; exit $ret; fi
+fi
 #####################################################################################
 # for Centos, auto install tools by yum
 #####################################################################################
@@ -213,50 +216,55 @@ function Centos_prepare()
     echo "Centos install tools success"
     return 0
 }
-Centos_prepare; ret=$?; if [[ 0 -ne $ret ]]; then echo "CentOS prepare failed, ret=$ret"; exit $ret; fi
+# donot prepare tools, for srs-librtmp depends only gcc and g++.
+if [ $SRS_EXPORT_LIBRTMP = NO ]; then
+    Centos_prepare; ret=$?; if [[ 0 -ne $ret ]]; then echo "CentOS prepare failed, ret=$ret"; exit $ret; fi
+fi
 
 #####################################################################################
 # st-1.9
 #####################################################################################
-# check the arm flag file, if flag changed, need to rebuild the st.
-_ST_MAKE=linux-debug
-if [ $SRS_EMBEDED_CPU = YES ]; then
-    # ok, arm specified, if the flag filed does not exists, need to rebuild.
-    if [[ -f ${SRS_OBJS}/_flag.st.arm.tmp && -f ${SRS_OBJS}/st/libst.a ]]; then
-        echo "st-1.9t for arm is ok.";
+if [ $SRS_EXPORT_LIBRTMP = NO ]; then
+    # check the arm flag file, if flag changed, need to rebuild the st.
+    _ST_MAKE=linux-debug
+    if [ $SRS_EMBEDED_CPU = YES ]; then
+        # ok, arm specified, if the flag filed does not exists, need to rebuild.
+        if [[ -f ${SRS_OBJS}/_flag.st.arm.tmp && -f ${SRS_OBJS}/st/libst.a ]]; then
+            echo "st-1.9t for arm is ok.";
+        else
+            # TODO: FIXME: patch the bug.
+            # patch st for arm, @see: https://github.com/winlinvip/simple-rtmp-server/wiki/v1_CN_SrsLinuxArm#st-arm-bug-fix
+            echo "build st-1.9t for arm"; 
+            (
+                rm -rf ${SRS_OBJS}/st-1.9 && cd ${SRS_OBJS} && 
+                unzip -q ../3rdparty/st-1.9.zip && cd st-1.9 && 
+                patch -p0 < ../../3rdparty/patches/1.st.arm.patch &&
+                make CC=${SrsArmCC} AR=${SrsArmAR} LD=${SrsArmLD} RANDLIB=${SrsArmRANDLIB} EXTRA_CFLAGS="-DMD_HAVE_EPOLL" ${_ST_MAKE} &&
+                cd .. && rm -rf st && ln -sf st-1.9/obj st &&
+                cd .. && touch ${SRS_OBJS}/_flag.st.arm.tmp
+            )
+        fi
     else
-        # TODO: FIXME: patch the bug.
-        # patch st for arm, @see: https://github.com/winlinvip/simple-rtmp-server/wiki/v1_CN_SrsLinuxArm#st-arm-bug-fix
-        echo "build st-1.9t for arm"; 
-        (
-            rm -rf ${SRS_OBJS}/st-1.9 && cd ${SRS_OBJS} && 
-            unzip -q ../3rdparty/st-1.9.zip && cd st-1.9 && 
-            patch -p0 < ../../3rdparty/patches/1.st.arm.patch &&
-            make CC=${SrsArmCC} AR=${SrsArmAR} LD=${SrsArmLD} RANDLIB=${SrsArmRANDLIB} EXTRA_CFLAGS="-DMD_HAVE_EPOLL" ${_ST_MAKE} &&
-            cd .. && rm -rf st && ln -sf st-1.9/obj st &&
-            cd .. && touch ${SRS_OBJS}/_flag.st.arm.tmp
-        )
-    fi
-else
-    if [[ ! -f ${SRS_OBJS}/_flag.st.arm.tmp && -f ${SRS_OBJS}/st/libst.a ]]; then
-        echo "st-1.9t is ok.";
-    else
-        echo "build st-1.9t"; 
-        (
-            rm -rf ${SRS_OBJS}/st-1.9 && cd ${SRS_OBJS} && 
-            unzip -q ../3rdparty/st-1.9.zip && cd st-1.9 && 
-            echo "we alaways patch the st, for we may build srs under arm directly" &&
-            echo "the 1.st.arm.patch is ok for x86 because it's only modify code under macro linux arm" &&
-            patch -p0 < ../../3rdparty/patches/1.st.arm.patch &&
-            make ${_ST_MAKE} &&
-            cd .. && rm -rf st && ln -sf st-1.9/obj st &&
-            cd .. && rm -f ${SRS_OBJS}/_flag.st.arm.tmp
-        )
+        if [[ ! -f ${SRS_OBJS}/_flag.st.arm.tmp && -f ${SRS_OBJS}/st/libst.a ]]; then
+            echo "st-1.9t is ok.";
+        else
+            echo "build st-1.9t"; 
+            (
+                rm -rf ${SRS_OBJS}/st-1.9 && cd ${SRS_OBJS} && 
+                unzip -q ../3rdparty/st-1.9.zip && cd st-1.9 && 
+                echo "we alaways patch the st, for we may build srs under arm directly" &&
+                echo "the 1.st.arm.patch is ok for x86 because it's only modify code under macro linux arm" &&
+                patch -p0 < ../../3rdparty/patches/1.st.arm.patch &&
+                make ${_ST_MAKE} &&
+                cd .. && rm -rf st && ln -sf st-1.9/obj st &&
+                cd .. && rm -f ${SRS_OBJS}/_flag.st.arm.tmp
+            )
+        fi
     fi
+    # check status
+    ret=$?; if [[ $ret -ne 0 ]]; then echo "build st-1.9 failed, ret=$ret"; exit $ret; fi
+    if [ ! -f ${SRS_OBJS}/st/libst.a ]; then echo "build st-1.9 static lib failed."; exit -1; fi
 fi
-# check status
-ret=$?; if [[ $ret -ne 0 ]]; then echo "build st-1.9 failed, ret=$ret"; exit $ret; fi
-if [ ! -f ${SRS_OBJS}/st/libst.a ]; then echo "build st-1.9 static lib failed."; exit -1; fi
 
 #####################################################################################
 # http-parser-2.1
@@ -335,7 +343,9 @@ function write_nginx_html5()
 END
 }
 # create the nginx dir, for http-server if not build nginx
-mkdir -p ${SRS_OBJS}/nginx
+if [ $SRS_EXPORT_LIBRTMP = NO ]; then
+    mkdir -p ${SRS_OBJS}/nginx
+fi
 # make nginx
 __SRS_BUILD_NGINX=NO; if [ $SRS_EMBEDED_CPU = NO ]; then if [ $SRS_NGINX = YES ]; then __SRS_BUILD_NGINX=YES; fi fi
 if [ $__SRS_BUILD_NGINX = YES ]; then
@@ -361,31 +371,34 @@ if [ $__SRS_BUILD_NGINX = YES ]; then
     sed -i "s/^.user  nobody;/user `whoami`;/g" ${SRS_OBJS}/nginx/conf/nginx.conf
 fi
 
-# create forward dir
-mkdir -p ${SRS_OBJS}/nginx/html/live &&
-mkdir -p ${SRS_OBJS}/nginx/html/forward/live
+# the demo dir.
+if [ $SRS_EXPORT_LIBRTMP = NO ]; then
+    # create forward dir
+    mkdir -p ${SRS_OBJS}/nginx/html/live &&
+    mkdir -p ${SRS_OBJS}/nginx/html/forward/live
 
-# generate default html pages for android.
-html_file=${SRS_OBJS}/nginx/html/live/demo.html && hls_stream=demo.m3u8 && write_nginx_html5
-html_file=${SRS_OBJS}/nginx/html/live/livestream.html && hls_stream=livestream.m3u8 && write_nginx_html5
-html_file=${SRS_OBJS}/nginx/html/live/livestream_ld.html && hls_stream=livestream_ld.m3u8 && write_nginx_html5
-html_file=${SRS_OBJS}/nginx/html/live/livestream_sd.html && hls_stream=livestream_sd.m3u8 && write_nginx_html5
-html_file=${SRS_OBJS}/nginx/html/forward/live/livestream.html && hls_stream=livestream.m3u8 && write_nginx_html5
-html_file=${SRS_OBJS}/nginx/html/forward/live/livestream_ld.html && hls_stream=livestream_ld.m3u8 && write_nginx_html5
-html_file=${SRS_OBJS}/nginx/html/forward/live/livestream_sd.html && hls_stream=livestream_sd.m3u8 && write_nginx_html5
+    # generate default html pages for android.
+    html_file=${SRS_OBJS}/nginx/html/live/demo.html && hls_stream=demo.m3u8 && write_nginx_html5
+    html_file=${SRS_OBJS}/nginx/html/live/livestream.html && hls_stream=livestream.m3u8 && write_nginx_html5
+    html_file=${SRS_OBJS}/nginx/html/live/livestream_ld.html && hls_stream=livestream_ld.m3u8 && write_nginx_html5
+    html_file=${SRS_OBJS}/nginx/html/live/livestream_sd.html && hls_stream=livestream_sd.m3u8 && write_nginx_html5
+    html_file=${SRS_OBJS}/nginx/html/forward/live/livestream.html && hls_stream=livestream.m3u8 && write_nginx_html5
+    html_file=${SRS_OBJS}/nginx/html/forward/live/livestream_ld.html && hls_stream=livestream_ld.m3u8 && write_nginx_html5
+    html_file=${SRS_OBJS}/nginx/html/forward/live/livestream_sd.html && hls_stream=livestream_sd.m3u8 && write_nginx_html5
 
-# copy players to nginx html dir.
-rm -rf ${SRS_OBJS}/nginx/html/players &&
-ln -sf `pwd`/research/players ${SRS_OBJS}/nginx/html/players &&
-rm -f ${SRS_OBJS}/nginx/crossdomain.xml &&
-ln -sf `pwd`/research/players/crossdomain.xml ${SRS_OBJS}/nginx/html/crossdomain.xml
+    # copy players to nginx html dir.
+    rm -rf ${SRS_OBJS}/nginx/html/players &&
+    ln -sf `pwd`/research/players ${SRS_OBJS}/nginx/html/players &&
+    rm -f ${SRS_OBJS}/nginx/crossdomain.xml &&
+    ln -sf `pwd`/research/players/crossdomain.xml ${SRS_OBJS}/nginx/html/crossdomain.xml
 
-# for favicon.ico
-rm -rf ${SRS_OBJS}/nginx/html/favicon.ico &&
-ln -sf `pwd`/research/api-server/static-dir/favicon.ico ${SRS_OBJS}/nginx/html/favicon.ico
+    # for favicon.ico
+    rm -rf ${SRS_OBJS}/nginx/html/favicon.ico &&
+    ln -sf `pwd`/research/api-server/static-dir/favicon.ico ${SRS_OBJS}/nginx/html/favicon.ico
 
-# nginx.html to detect whether nginx is alive
-echo "nginx is ok" > ${SRS_OBJS}/nginx/html/nginx.html
+    # nginx.html to detect whether nginx is alive
+    echo "nginx is ok" > ${SRS_OBJS}/nginx/html/nginx.html
+fi
 
 if [ $SRS_NGINX = YES ]; then
     echo "#define SRS_AUTO_NGINX" >> $SRS_AUTO_HEADERS_H
diff --git a/trunk/auto/libs.sh b/trunk/auto/libs.sh
index 9f0597173..6e1eedaf9 100755
--- a/trunk/auto/libs.sh
+++ b/trunk/auto/libs.sh
@@ -57,7 +57,7 @@ done
 echo "" >> ${FILE}
 
 # parent Makefile, to create module output dir before compile it.
-echo "	mkdir -p ${SRS_OBJS_DIR}/include" >> ${SRS_MAKEFILE}
-echo "	mkdir -p ${SRS_OBJS_DIR}/lib" >> ${SRS_MAKEFILE}
+echo "	mkdir -p ${SRS_OBJS_DIR}/include" >> ${SRS_WORKDIR}/${SRS_MAKEFILE}
+echo "	mkdir -p ${SRS_OBJS_DIR}/lib" >> ${SRS_WORKDIR}/${SRS_MAKEFILE}
 
 echo -n "generate lib ${LIB_NAME} ok"; echo '!';
diff --git a/trunk/auto/modules.sh b/trunk/auto/modules.sh
index d33114184..9b4af71b5 100755
--- a/trunk/auto/modules.sh
+++ b/trunk/auto/modules.sh
@@ -85,6 +85,6 @@ done
 echo "" >> ${FILE}
 
 # parent Makefile, to create module output dir before compile it.
-echo "	mkdir -p ${SRS_OBJS_DIR}/${MODULE_DIR}" >> ${SRS_MAKEFILE}
+echo "	mkdir -p ${SRS_OBJS_DIR}/${MODULE_DIR}" >> ${SRS_WORKDIR}/${SRS_MAKEFILE}
 
 echo -n "generate module ${MODULE_ID} ok"; echo '!';
diff --git a/trunk/auto/summary.sh b/trunk/auto/summary.sh
index 013299f6f..c4c55a04d 100755
--- a/trunk/auto/summary.sh
+++ b/trunk/auto/summary.sh
@@ -20,7 +20,9 @@ SrsGperfMCSummaryColor="\${GREEN}{disabled} "; if [ $SRS_GPERF_MC = YES ]; then
 SrsGperfMPSummaryColor="\${GREEN}{disabled} "; if [ $SRS_GPERF_MP = YES ]; then SrsGperfMPSummaryColor="\${YELLOW}"; fi
 SrsGperfCPSummaryColor="\${GREEN}{disabled} "; if [ $SRS_GPERF_CP = YES ]; then SrsGperfCPSummaryColor="\${YELLOW}"; fi
 SrsGprofSummaryColor="\${GREEN}{disabled} "; if [ $SRS_GPROF = YES ]; then SrsGprofSummaryColor="\${YELLOW}"; fi
-cat <<END > ${SRS_OBJS}/${SRS_BUILD_SUMMARY}
+
+if [ $SRS_EXPORT_LIBRTMP = NO ]; then
+    cat <<END > ${SRS_OBJS}/${SRS_BUILD_SUMMARY}
 #!/bin/bash
 
 #####################################################################################
@@ -94,7 +96,26 @@ echo -e "     |     ${SrsHttpApiSummaryColor}http-api: support http api to manag
 echo -e "     \${BLACK}+------------------------------------------------------------------------------------\${BLACK}"
 echo -e "\${GREEN}binaries @see: https://github.com/winlinvip/simple-rtmp-server/wiki/v1_CN_Build\${BLACK}"
 
-echo "you can:"
+echo "You can:"
 echo "      ./objs/srs -c conf/srs.conf"
 echo "                  to start the srs server, with config conf/srs.conf."
 END
+else
+    cat <<END > ${SRS_OBJS}/${SRS_BUILD_SUMMARY}
+#!/bin/bash
+
+#####################################################################################
+# linux shell color support.
+RED="\\${RED}"
+GREEN="\\${GREEN}"
+YELLOW="\\${YELLOW}"
+BLACK="\\${BLACK}"
+
+echo -e "\${BLACK}You can use srs-librtmp at:\${BLACK}"
+echo -e "\${GREEN}      objs/include/srs_librtmp.h\${BLACK}"
+echo -e "\${GREEN}      objs/lib/srs_librtmp.a\${BLACK}"
+echo -e "\${BLACK}Examples for srs-librtmp at:\${BLACK}"
+echo -e "\${GREEN}      objs/research/librtmp\${BLACK}"
+echo -e "\${GREEN}      Examples: https://github.com/winlinvip/simple-rtmp-server/wiki/v2_CN_SrsLibrtmp#srs-librtmp-examples\${BLACK}"
+END
+fi
\ No newline at end of file
diff --git a/trunk/auto/utest.sh b/trunk/auto/utest.sh
index cff082af6..79477686f 100755
--- a/trunk/auto/utest.sh
+++ b/trunk/auto/utest.sh
@@ -176,6 +176,6 @@ END
 
 #####################################################################################
 # parent Makefile, to create module output dir before compile it.
-echo "	mkdir -p ${SRS_OBJS_DIR}/utest" >> ${SRS_MAKEFILE}
+echo "	mkdir -p ${SRS_OBJS_DIR}/utest" >> ${SRS_WORKDIR}/${SRS_MAKEFILE}
 
 echo -n "generate utest ok"; echo '!';
diff --git a/trunk/configure b/trunk/configure
index 3f33c9e48..2987ab18e 100755
--- a/trunk/configure
+++ b/trunk/configure
@@ -33,10 +33,12 @@ if [ $SRS_EXPORT_LIBRTMP != NO ]; then
     # create target
     SRS_WORKDIR=${SRS_EXPORT_LIBRTMP} && SRS_OBJS=${SRS_WORKDIR}/${SRS_OBJS_DIR} && mkdir -p ${SRS_OBJS} &&
     # copy src to target
-    _CPT=${SRS_EXPORT_LIBRTMP}/3rdparty && mkdir -p ${_CPT} && cp 3rdparty/st-1.9.zip ${_CPT} &&
-    _CPT=${SRS_EXPORT_LIBRTMP}/3rdparty/patches && mkdir -p ${_CPT} && cp 3rdparty/patches/1.st.arm.patch ${_CPT} &&
-    _CPT=${SRS_EXPORT_LIBRTMP}/research/librtmp && mkdir -p ${_CPT} && cp research/librtmp/*.c ${_CPT} && cp research/librtmp/Makefile ${_CPT} &&
-    _CPT=${SRS_EXPORT_LIBRTMP}/src/core && mkdir -p ${_CPT} && cp src/core/* ${_CPT}
+    _CPT=${SRS_EXPORT_LIBRTMP}/research/librtmp && mkdir -p ${_CPT} && cp research/librtmp/*.c research/librtmp/Makefile ${_CPT} &&
+    _CPT=${SRS_EXPORT_LIBRTMP}/auto && mkdir -p ${_CPT} && cp auto/generate_header.sh ${_CPT} &&
+    _CPT=${SRS_EXPORT_LIBRTMP}/src/core && mkdir -p ${_CPT} && cp src/core/* ${_CPT} &&
+    _CPT=${SRS_EXPORT_LIBRTMP}/src/kernel && mkdir -p ${_CPT} && cp src/kernel/* ${_CPT} &&
+    _CPT=${SRS_EXPORT_LIBRTMP}/src/rtmp && mkdir -p ${_CPT} && cp src/rtmp/* ${_CPT} &&
+    _CPT=${SRS_EXPORT_LIBRTMP}/src/libs && mkdir -p ${_CPT} && cp src/libs/* ${_CPT}
     # check ret
     ret=$?; if [[ $ret -ne 0 ]]; then echo "export src failed, ret=$ret"; exit $ret; fi
 fi
@@ -468,7 +470,9 @@ echo 'configure ok! '
 # when configure success, prepare build
 #####################################################################################
 # create objs/logs for ffmpeg to write log.
-mkdir -p ${SRS_OBJS}/logs
+if [ $SRS_EXPORT_LIBRTMP = NO ]; then
+    mkdir -p ${SRS_OBJS}/logs
+fi
 
 #####################################################################################
 # configure summary
diff --git a/trunk/src/core/srs_core.hpp b/trunk/src/core/srs_core.hpp
index 1fe95b5d3..993aed8b0 100644
--- a/trunk/src/core/srs_core.hpp
+++ b/trunk/src/core/srs_core.hpp
@@ -31,7 +31,7 @@ CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 // current release version
 #define VERSION_MAJOR       2
 #define VERSION_MINOR       0
-#define VERSION_REVISION    9
+#define VERSION_REVISION    10
 // server info.
 #define RTMP_SIG_SRS_KEY "SRS"
 #define RTMP_SIG_SRS_ROLE "origin/edge server"