diff --git a/build/config.mk.in b/build/config.mk.in
index 1b3468642..7ef8c6bd0 100644
--- a/build/config.mk.in
+++ b/build/config.mk.in
@@ -73,6 +73,7 @@ OS_NAME           := @os_name@
 
 # Check for whether the operating system is Windows.
 IS_WIN            := @is_win@
+IS_MSVC           := @is_msvc@
 
 # The directory path to the top level of the source distribution. When
 # building in-tree, this path is ".". When building out-of-tree, this path
diff --git a/common.mk b/common.mk
index a93f8ab24..6661f84c5 100644
--- a/common.mk
+++ b/common.mk
@@ -436,7 +436,7 @@ LIBBLIS            := libblis
 ifeq ($(OS_NAME),Darwin)
 SHLIB_EXT          := dylib
 else ifeq ($(IS_WIN),yes)
-ifeq ($(CC_VENDOR),gcc)
+ifeq ($(IS_MSVC),no)
 SHLIB_EXT          := dll.a
 else
 SHLIB_EXT          := lib
@@ -524,7 +524,7 @@ GIT_LOG    := $(GIT) log --decorate
 # manually override whatever they need.
 
 # Define the external libraries we may potentially need at link-time.
-ifeq ($(IS_WIN),yes)
+ifeq ($(IS_MSVC),yes)
 LIBM       :=
 else
 LIBM       := -lm
@@ -566,7 +566,7 @@ else
 SOFLAGS    := -shared
 ifeq ($(IS_WIN),yes)
 # Windows shared library link flags.
-ifeq ($(CC_VENDOR),clang)
+ifeq ($(IS_MSVC),yes)
 SOFLAGS    += -Wl,-implib:$(BASE_LIB_PATH)/$(LIBBLIS).lib
 else
 SOFLAGS    += -Wl,--out-implib,$(BASE_LIB_PATH)/$(LIBBLIS).dll.a
@@ -687,7 +687,7 @@ $(foreach c, $(CONFIG_LIST_FAM), $(eval $(call append-var-for,CWARNFLAGS,$(c))))
 # --- Position-independent code flags (shared libraries only) ---
 
 # Emit position-independent code for dynamic linking.
-ifeq ($(IS_WIN),yes)
+ifeq ($(IS_MSVC),yes)
 # Note: Don't use any fPIC flags for Windows builds since all code is position-
 # independent.
 CPICFLAGS :=
@@ -739,6 +739,14 @@ endif
 # Determine default export behavior / visibility of symbols for clang.
 ifeq ($(CC_VENDOR),clang)
 ifeq ($(IS_WIN),yes)
+ifeq ($(IS_MSVC),no)
+# This is a clang build targetting MinGW-w64 env
+ifeq ($(EXPORT_SHARED),all)
+BUILD_SYMFLAGS := -Wl,--export-all-symbols, -Wl,--enable-auto-import
+else # ifeq ($(EXPORT_SHARED),all)
+BUILD_SYMFLAGS := -Wl,--exclude-all-symbols
+endif
+endif # ifeq ($(IS_MSVC),no)
 ifeq ($(EXPORT_SHARED),all)
 # NOTE: clang on Windows does not appear to support exporting all symbols
 # by default, and therefore we ignore the value of EXPORT_SHARED.
diff --git a/configure b/configure
index 7e825f1dc..5ff877317 100755
--- a/configure
+++ b/configure
@@ -1170,7 +1170,7 @@ auto_detect()
 	# Set the linker flags. We typically need pthreads (or BLIS's homerolled
 	# equiavlent) because it is needed for parts of bli_arch.c unrelated to
 	# bli_arch_string(), which is called by the main() function in ${main_c}.
-	if [[ "$is_win" == "no" || "$cc_vendor" != "clang" ]]; then
+	if [[ "$is_msvc" == "no" ]]; then
 		ldflags="${LIBPTHREAD--lpthread}"
 	fi
 
@@ -2828,6 +2828,10 @@ main()
 	if ${found_cc} -dM -E - < /dev/null 2> /dev/null | grep -q _WIN32; then
 		is_win=yes
 	fi
+	is_msvc=no
+	if ${found_cc} -dM -E - < /dev/null 2> /dev/null | grep -q _MSC_VER; then
+		is_msvc=yes
+	fi
 
 
 	# -- Check the compiler version --------------------------------------------
@@ -3830,6 +3834,7 @@ main()
 		| sed -e "s/@kconfig_map@/${kconfig_map}/g" \
 		| sed -e "s/@os_name@/${os_name_esc}/g" \
 		| sed -e "s/@is_win@/${is_win}/g" \
+		| sed -e "s/@is_msvc@/${is_msvc}/g" \
 		| sed -e "s/@dist_path@/${dist_path_esc}/g" \
 		| sed -e "s/@CC_VENDOR@/${cc_vendor}/g" \
 		| sed -e "s/@gcc_older_than_4_9_0@/${gcc_older_than_4_9_0}/g" \