diff --git a/configure b/configure
index 3bdcfc6..00b2f13 100644
--- a/configure
+++ b/configure
@@ -6251,7 +6251,8 @@ if enabled libmfx; then
 enabled libmfx            && { check_pkg_config libmfx libmfx "mfx/mfxvideo.h" MFXInit ||
                                { require libmfx "mfx/mfxvideo.h" MFXInit "-llibmfx $advapi32_extralibs" && warn "using libmfx without pkg-config"; } }
 enabled libmodplug        && require_pkg_config libmodplug libmodplug libmodplug/modplug.h ModPlug_Load
-enabled libmp3lame        && require "libmp3lame >= 3.98.3" lame/lame.h lame_set_VBR_quality -lmp3lame $libm_extralibs
+enabled libmp3lame        && { check_lib libmp3lame lame/lame.h lame_set_VBR_quality -lmp3lame $libm_extralibs || 
+                               require libmp3lame lame/lame.h lame_set_VBR_quality -llibmp3lame-static -llibmpghip-static $libm_extralibs; }
 enabled libmysofa         && { check_pkg_config libmysofa libmysofa mysofa.h mysofa_load ||
                                require libmysofa mysofa.h mysofa_load -lmysofa $zlib_extralibs; }
 enabled libnpp            && { check_lib libnpp npp.h nppGetLibVersion -lnppig -lnppicc -lnppc -lnppidei ||
@@ -6292,7 +6293,7 @@ if enabled debug_configure; then
 else
     enabled libsnappy     && require libsnappy snappy-c.h snappy_compress -lsnappy -lstdc++
 fi
-enabled libsoxr           && require libsoxr soxr.h soxr_create -lsoxr
+enabled libsoxr           && require libsoxr soxr.h soxr_create -lsoxr -lm
 enabled libssh            && require_pkg_config libssh libssh libssh/sftp.h sftp_init
 enabled libspeex          && require_pkg_config libspeex speex speex/speex.h speex_decoder_init
 enabled libsrt            && require_pkg_config libsrt "srt >= 1.3.0" srt/srt.h srt_socket
@@ -6360,6 +6361,8 @@ enabled openal            && { { for al_extralibs in "${OPENAL_LIBS}" "-lopenal"
 enabled opencl            && { check_pkg_config opencl OpenCL CL/cl.h clEnqueueNDRangeKernel ||
                                check_lib opencl OpenCL/cl.h clEnqueueNDRangeKernel -Wl,-framework,OpenCL ||
                                check_lib opencl CL/cl.h clEnqueueNDRangeKernel -lOpenCL ||
+                               check_lib opencl CL/cl.h clEnqueueNDRangeKernel -lOpenCL -lAdvapi32 -lOle32 -lCfgmgr32||
+                               check_lib opencl CL/cl.h clEnqueueNDRangeKernel -lOpenCL -pthread -ldl ||
                                die "ERROR: opencl not found"; } &&
                              { test_cpp_condition "OpenCL/cl.h" "defined(CL_VERSION_1_2)" ||
                                test_cpp_condition "CL/cl.h" "defined(CL_VERSION_1_2)" ||
@@ -6379,6 +6382,7 @@ enabled openssl           && { check_pkg_config openssl openssl openssl/ssl.h OP
                                check_lib openssl openssl/ssl.h SSL_library_init -lssl -lcrypto ||
                                check_lib openssl openssl/ssl.h SSL_library_init -lssl32 -leay32 ||
                                check_lib openssl openssl/ssl.h SSL_library_init -lssl -lcrypto -lws2_32 -lgdi32 ||
+                               check_lib openssl openssl/ssl.h OPENSSL_init_ssl -llibssl -llibcrypto -lws2_32 -lgdi32 -lcrypt32 -lAdvapi32 -lUser32||
                                die "ERROR: openssl not found"; }
 enabled pocketsphinx      && require_pkg_config pocketsphinx pocketsphinx pocketsphinx/pocketsphinx.h ps_init
 enabled rkmpp             && { require_pkg_config rkmpp rockchip_mpp  rockchip/rk_mpi.h mpp_create &&
@@ -6707,7 +6711,7 @@ enabled amf &&
 if enabled libc_iconv; then
     check_func_headers iconv.h iconv
 elif enabled iconv; then
-    check_func_headers iconv.h iconv || check_lib iconv iconv.h iconv -liconv
+    check_func_headers iconv.h iconv || check_lib iconv iconv.h iconv -liconv || check_lib iconv iconv.h iconv -liconv -llibcharset
 fi
 
 enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"