diff --git a/CMakeLists.txt b/CMakeLists.txt
index b542601..8ba6237 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -121,7 +121,7 @@ add_executable(http_client
     test/prog.c
     test/test_common.c
 )
-target_link_libraries(http_client lsquic event pthread libssl.a libcrypto.a ${FIULIB} z m)
+#target_link_libraries(http_client lsquic event pthread libssl.a libcrypto.a ${FIULIB} z m)
 
 #MSVC
 ELSE()
diff --git a/src/liblsquic/lsquic_frame_reader.h b/src/liblsquic/lsquic_frame_reader.h
index fafe141..130424e 100644
--- a/src/liblsquic/lsquic_frame_reader.h
+++ b/src/liblsquic/lsquic_frame_reader.h
@@ -8,6 +8,9 @@
 
 #include <stddef.h>
 #include <stdint.h>
+#ifdef WIN32
+#include <vc_compat.h>
+#endif
 
 struct lsquic_hdec;
 struct lsquic_mm;
diff --git a/src/liblsquic/lsquic_hpack_dec.c b/src/liblsquic/lsquic_hpack_dec.c
index 7ed719d..43e56a3 100644
--- a/src/liblsquic/lsquic_hpack_dec.c
+++ b/src/liblsquic/lsquic_hpack_dec.c
@@ -65,10 +65,7 @@ lsquic_hdec_cleanup (struct lsquic_hdec *dec)
 
 
 //https://tools.ietf.org/html/draft-ietf-httpbis-header-compression-12#section-5.1
-#ifdef NDEBUG
-static
-#endif
-       int
+int
 lsquic_hdec_dec_int (const unsigned char **src, const unsigned char *src_end,
                                         uint8_t prefix_bits, uint32_t *value)
 {
@@ -247,10 +244,7 @@ hdec_get_table_entry (struct lsquic_hdec *dec, uint32_t index)
 }
 
 
-#ifdef NDEBUG
-static
-#endif
-       int
+int
 lsquic_hdec_push_entry (struct lsquic_hdec *dec, const char *name,
                         uint16_t name_len, const char *val, uint16_t val_len)
 {
diff --git a/src/liblsquic/lsquic_hpack_dec.h b/src/liblsquic/lsquic_hpack_dec.h
index a3a64ca..d95b1da 100644
--- a/src/liblsquic/lsquic_hpack_dec.h
+++ b/src/liblsquic/lsquic_hpack_dec.h
@@ -45,7 +45,6 @@ lsquic_hdec_set_max_capacity (struct lsquic_hdec *, unsigned);
 size_t
 lsquic_hdec_mem_used (const struct lsquic_hdec *);
 
-#ifndef NDEBUG
 int
 lsquic_hdec_dec_int (const unsigned char **src, const unsigned char *src_end,
                                         uint8_t prefix_bits, uint32_t *value);
@@ -54,6 +53,5 @@ int
 lsquic_hdec_push_entry (struct lsquic_hdec *dec, const char *name,
                         hpack_strlen_t name_len, const char *val,
                         hpack_strlen_t val_len);
-#endif
 
 #endif
diff --git a/src/liblsquic/lsquic_hpack_enc.c b/src/liblsquic/lsquic_hpack_enc.c
index d896803..39c003b 100644
--- a/src/liblsquic/lsquic_hpack_enc.c
+++ b/src/liblsquic/lsquic_hpack_enc.c
@@ -92,10 +92,7 @@ lsquic_henc_cleanup (struct lsquic_henc *enc)
 
 
 //not find return 0, otherwise return the index
-#ifdef NDEBUG
-static
-#endif
-       unsigned
+unsigned
 lsquic_henc_get_stx_tab_id (const char *name, hpack_strlen_t name_len,
                     const char *val, hpack_strlen_t val_len, int *val_matched)
 {
@@ -559,10 +556,7 @@ henc_huffman_enc (const unsigned char *src, const unsigned char *const src_end,
 }
 
 
-#ifdef NDEBUG
-static
-#endif
-       int
+int
 lsquic_henc_enc_str (unsigned char *const dst, size_t dst_len,
                             const unsigned char *str, hpack_strlen_t str_len)
 {
@@ -708,10 +702,7 @@ henc_grow_tables (struct lsquic_henc *enc)
     return 0;
 }
 
-#ifdef NDEBUG
-static
-#endif
-       int
+int
 lsquic_henc_push_entry (struct lsquic_henc *enc, const char *name,
                         hpack_strlen_t name_len, const char *value,
                         hpack_strlen_t value_len)
@@ -829,13 +820,13 @@ lsquic_henc_set_max_capacity (struct lsquic_henc *enc, unsigned max_capacity)
 }
 
 
-#ifndef NDEBUG
 void
 lsquic_henc_iter_reset (struct lsquic_henc *enc)
 {
     enc->hpe_iter = STAILQ_FIRST(&enc->hpe_all_entries);
 }
 
+
 /* Returns 0 if entry is found */
 int
 lsquic_henc_iter_next (struct lsquic_henc *enc,
@@ -856,7 +847,6 @@ lsquic_henc_iter_next (struct lsquic_henc *enc,
     retval->entry_id = henc_calc_table_id(enc, entry);
     return 0;
 }
-#endif
 
 
 size_t
diff --git a/src/liblsquic/lsquic_hpack_enc.h b/src/liblsquic/lsquic_hpack_enc.h
index ddb7a91..28babd0 100644
--- a/src/liblsquic/lsquic_hpack_enc.h
+++ b/src/liblsquic/lsquic_hpack_enc.h
@@ -10,7 +10,6 @@
 
 struct enc_table_entry;
 
-#ifndef NDEBUG
 struct enc_dyn_table_entry
 {
     const char *name,       /* Not NUL-terminated */
@@ -19,7 +18,6 @@ struct enc_dyn_table_entry
                 value_len;
     unsigned    entry_id;
 };
-#endif
 
 STAILQ_HEAD(enc_head, enc_table_entry);
 struct double_enc_head;
@@ -44,10 +42,8 @@ struct lsquic_henc
     struct enc_head     hpe_all_entries;
     struct double_enc_head
                        *hpe_buckets;
-#ifndef NDEBUG
     const struct enc_table_entry
                        *hpe_iter;
-#endif
 };
 
 
@@ -83,7 +79,6 @@ lsquic_henc_set_max_capacity (struct lsquic_henc *, unsigned);
 size_t
 lsquic_henc_mem_used (const struct lsquic_henc *);
 
-#ifndef NDEBUG
 unsigned
 lsquic_henc_get_stx_tab_id (const char *name, hpack_strlen_t name_len,
                     const char *val, hpack_strlen_t val_len, int *val_matched);
@@ -102,6 +97,5 @@ lsquic_henc_iter_reset (struct lsquic_henc *enc);
 /* Returns 0 if entry is found */
 int
 lsquic_henc_iter_next (struct lsquic_henc *enc, struct enc_dyn_table_entry *);
-#endif
 
 #endif
diff --git a/src/liblsquic/lsquic_logger.c b/src/liblsquic/lsquic_logger.c
index 452abdd..04b25f3 100644
--- a/src/liblsquic/lsquic_logger.c
+++ b/src/liblsquic/lsquic_logger.c
@@ -122,10 +122,11 @@ lsquic_printf (const char *fmt, ...)
 
 
 #ifdef WIN32
+#define DELTA_EPOCH_IN_MICROSECS  11644473600000000Ui64
 struct timezone
 {
-    int tz_minuteswest;         /* minutes W of Greenwich */
-    int tz_dsttime;             /* type of dst correction */
+    time_t tz_minuteswest;         /* minutes W of Greenwich */
+    time_t tz_dsttime;             /* type of dst correction */
 };
 
 static int
@@ -174,7 +175,14 @@ print_timestamp (void)
     struct tm tm;
     struct timeval tv;
     gettimeofday(&tv, NULL);
+#ifdef WIN32
+    {
+        time_t t = tv.tv_sec;
+        localtime_s(&tm, &t); // Could be a macro, but then a type mismatch.
+    }
+#else    
     localtime_r(&tv.tv_sec, &tm);
+#endif    
     if (g_llts == LLTS_YYYYMMDD_HHMMSSUS)
         lsquic_printf("%04d-%02d-%02d %02d:%02d:%02d.%06d ",
             tm.tm_year + 1900, tm.tm_mon + 1, tm.tm_mday,
diff --git a/src/liblsquic/lsquic_parse.h b/src/liblsquic/lsquic_parse.h
index 3e5b004..1f8fb13 100644
--- a/src/liblsquic/lsquic_parse.h
+++ b/src/liblsquic/lsquic_parse.h
@@ -143,7 +143,6 @@ struct parse_funcs
                 uint16_t *reason_length, const char **reason);
     int
     (*pf_gen_ping_frame) (unsigned char *buf, int buf_len);
-#ifndef NDEBUG
     /* These float reading and writing functions assume `mem' has at least
      * 2 bytes.
      */
@@ -151,7 +150,6 @@ struct parse_funcs
     (*pf_write_float_time16) (lsquic_time_t time_us, void *mem);
     uint64_t
     (*pf_read_float_time16) (const void *mem);
-#endif
     size_t
     (*pf_calc_stream_frame_header_sz) (uint32_t stream_id, uint64_t offset);
     void
diff --git a/src/liblsquic/lsquic_rechist.c b/src/liblsquic/lsquic_rechist.c
index 621bb39..79f2e5f 100644
--- a/src/liblsquic/lsquic_rechist.c
+++ b/src/liblsquic/lsquic_rechist.c
@@ -96,7 +96,7 @@ lsquic_rechist_stop_wait (lsquic_rechist_t *rechist, lsquic_packno_t cutoff)
         {
             if (pi->range.high < cutoff)
             {
-                rechist->rh_n_packets -= pi->range.high - pi->range.low + 1;
+                rechist->rh_n_packets -= (unsigned)(pi->range.high - pi->range.low + 1);
                 TAILQ_REMOVE(&rechist->rh_pints.pk_intervals, pi, next_pi);
                 free(pi);
             }
diff --git a/test/unittests/CMakeLists.txt b/test/unittests/CMakeLists.txt
index 2a30af2..a47d3d6 100644
--- a/test/unittests/CMakeLists.txt
+++ b/test/unittests/CMakeLists.txt
@@ -3,11 +3,11 @@ include_directories( BEFORE ../../ssl/include )
 include_directories( ../../include )
 include_directories( ../../src/liblsquic )
 
-set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wno-unused-value")
-
 enable_testing()
 
 IF (NOT (CMAKE_C_COMPILER MATCHES "MSVC"))
+set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wno-unused-value")
+
 
 add_executable(test_rechist test_rechist.c)
 target_link_libraries(test_rechist lsquic pthread libssl.a libcrypto.a z m ${FIULIB})
diff --git a/test/unittests/test_elision.c b/test/unittests/test_elision.c
index 3065bf1..acecaba 100644
--- a/test/unittests/test_elision.c
+++ b/test/unittests/test_elision.c
@@ -83,7 +83,7 @@ lsquic_stream_acked (lsquic_stream_t *stream)
 static void
 elide_single_stream_frame (void)
 {
-    struct packet_out_srec_iter posi;
+    struct packet_out_srec_iter posi = { 0 };
     struct lsquic_engine_public enpub;
     lsquic_stream_t streams[1];
     lsquic_packet_out_t *packet_out;