diff --git a/.github/workflows/ci-linux-coverity.yml b/.github/workflows/ci-linux-coverity.yml
index 0a1dabe4..0a618786 100644
--- a/.github/workflows/ci-linux-coverity.yml
+++ b/.github/workflows/ci-linux-coverity.yml
@@ -70,7 +70,6 @@ jobs:
           -DCMAKE_INSTALL_PREFIX="/usr" \
           -DCMAKE_INSTALL_LIBDIR="lib"  \
           -DCMAKE_VERBOSE_MAKEFILE:BOOL="ON" \
-          -DENABLE_TESTING="YES" \
           -DCMAKE_BUILD_TYPE="Debug"
 
     - name: Build libkqueue
diff --git a/.github/workflows/ci-linux.yml b/.github/workflows/ci-linux.yml
index 45de5855..555d99b1 100644
--- a/.github/workflows/ci-linux.yml
+++ b/.github/workflows/ci-linux.yml
@@ -99,7 +99,6 @@ jobs:
           -DCMAKE_INSTALL_PREFIX="/usr" \
           -DCMAKE_INSTALL_LIBDIR="lib"  \
           -DCMAKE_VERBOSE_MAKEFILE:BOOL="ON" \
-          -DENABLE_TESTING="YES" \
           -DENABLE_ASAN="${ENABLE_ASAN:-NO}" \
           -DENABLE_LSAN="${ENABLE_LSAN:-NO}" \
           -DENABLE_UBSAN="${ENABLE_UBSAN:-NO}" \
diff --git a/.github/workflows/ci-windows.yml b/.github/workflows/ci-windows.yml
index a503155a..b2f8c39c 100644
--- a/.github/workflows/ci-windows.yml
+++ b/.github/workflows/ci-windows.yml
@@ -27,7 +27,7 @@ env:
 jobs:
   windows-build:
     timeout-minutes: 5
-    runs-on: windows-2019
+    runs-on: windows-2022
     name: CI-windows (build)
 
     steps:
@@ -36,9 +36,9 @@ jobs:
       - name: Configure build system
         run: |
           cmake --version
-          cmake -S . -B build_x64 -A x64 -G "Visual Studio 16 2019" -DSTATICLIB=ON -DCMAKE_BUILD_TYPE=Release -DCMAKE_VERBOSE_MAKEFILE=ON
+          cmake -S . -B build_x64 -DCMAKE_VERBOSE_MAKEFILE=ON
 
       - name: Build libkqueue
         run: |
-          cmake --build build_x64 --target install --config Release --parallel 1
+          cmake --build build_x64 --target install --parallel 1
 
diff --git a/CMakeLists.txt b/CMakeLists.txt
index a49e2e31..d2d84328 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -149,15 +149,11 @@ check_include_files(sys/queue.h HAVE_SYS_QUEUE_H)
 check_include_files(sys/signalfd.h HAVE_SYS_SIGNALFD_H)
 check_include_files(sys/timerfd.h HAVE_SYS_TIMERFD_H)
 check_include_files(sys/types.h HAVE_SYS_TYPES_H)
-if(ENABLE_TESTING)
-  check_include_files(err.h HAVE_ERR_H)
-endif()
+check_include_files(err.h HAVE_ERR_H)
 
 check_symbol_exists(EPOLLRDHUP sys/epoll.h HAVE_EPOLLRDHUP)
 check_symbol_exists(NOTE_TRUNCATE sys/event.h HAVE_NOTE_TRUNCATE)
-if(ENABLE_TESTING)
-  check_symbol_exists(NOTE_REVOKE sys/event.h HAVE_NOTE_REVOKE)
-endif()
+check_symbol_exists(NOTE_REVOKE sys/event.h HAVE_NOTE_REVOKE)
 
 set(CMAKE_REQUIRED_DEFINITIONS -D_GNU_SOURCE)
 check_symbol_exists(ppoll poll.h HAVE_DECL_PPOLL)
@@ -301,9 +297,7 @@ if(WIN32)
 endif()
 
 
-if(ENABLE_TESTING)
-  add_subdirectory(test)
-endif()
+add_subdirectory(test)
 
 if(CMAKE_SYSTEM_NAME STREQUAL Emscripten)
   target_compile_options(kqueue PRIVATE -pthread)
diff --git a/README.md b/README.md
index 08e00a03..ac385be1 100644
--- a/README.md
+++ b/README.md
@@ -89,7 +89,7 @@ Source archive
 Running Unit Tests
 ------------------
 
-    cmake -G "Unix Makefiles" -DCMAKE_INSTALL_PREFIX=/usr -DCMAKE_INSTALL_LIBDIR=lib -DENABLE_TESTING=YES -DCMAKE_BUILD_TYPE=Debug <path to source>
+    cmake -G "Unix Makefiles" -DCMAKE_INSTALL_PREFIX=/usr -DCMAKE_INSTALL_LIBDIR=lib -DCMAKE_BUILD_TYPE=Debug <path to source>
     make
     make test
 
diff --git a/src/windows/platform.h b/src/windows/platform.h
index a36bf5eb..74456e73 100644
--- a/src/windows/platform.h
+++ b/src/windows/platform.h
@@ -173,5 +173,12 @@ typedef CRITICAL_SECTION           pthread_rwlock_t;
 #define pthread_rwlock_unlock      LeaveCriticalSection
 #define pthread_rwlock_init(x,y)   InitializeCriticalSection((x))
 
+/* Emulate the POSIX symbolic names for the 'how' argument to shutdown(2) */
+#define SHUT_RD     SD_RECEIVE
+#define SHUT_WR     SD_SEND
+#define SHUT_RDWR   SD_BOTH
+
+/* Emulate the POSIX pipe(2) interface */
+#define pipe(x) _pipe(x, 512, 0)
 
 #endif  /* ! _KQUEUE_WINDOWS_PLATFORM_H */
diff --git a/test/CMakeLists.txt b/test/CMakeLists.txt
index 6d8c11e4..df38712a 100644
--- a/test/CMakeLists.txt
+++ b/test/CMakeLists.txt
@@ -20,7 +20,6 @@ set(LIBKQUEUE_TEST_SOURCES
     kqueue.c
     libkqueue.c
     main.c
-    proc.c
     read.c
     test.c
     timer.c
diff --git a/test/libkqueue.c b/test/libkqueue.c
index a7c86cf4..6aa1db75 100644
--- a/test/libkqueue.c
+++ b/test/libkqueue.c
@@ -20,9 +20,10 @@ static void
 test_libkqueue_version(struct test_context *ctx)
 {
     struct kevent kev, receipt;
+    struct timespec ts = {0, 0};
 
     EV_SET(&kev, 0, EVFILT_LIBKQUEUE, EV_ADD, NOTE_VERSION, 0, NULL);
-    if (kevent(ctx->kqfd, &kev, 1, &receipt, 1, &(struct timespec){}) != 1) {
+    if (kevent(ctx->kqfd, &kev, 1, &receipt, 1, &ts) != 1) {
         printf("Unable to add the following kevent:\n%s\n",
                kevent_to_str(&kev));
         die("kevent");
@@ -38,9 +39,10 @@ static void
 test_libkqueue_version_str(struct test_context *ctx)
 {
     struct kevent kev, receipt;
+    struct timespec ts = { 0, 0 };
 
     EV_SET(&kev, 0, EVFILT_LIBKQUEUE, EV_ADD, NOTE_VERSION_STR, 0, NULL);
-    if (kevent(ctx->kqfd, &kev, 1, &receipt, 1, &(struct timespec){}) != 1) {
+    if (kevent(ctx->kqfd, &kev, 1, &receipt, 1, &ts) != 1) {
         printf("Unable to add the following kevent:\n%s\n",
                kevent_to_str(&kev));
         die("kevent");
diff --git a/test/main.c b/test/main.c
index e5c0dece..9ee6892b 100644
--- a/test/main.c
+++ b/test/main.c
@@ -155,10 +155,12 @@ main(int argc, char **argv)
           .ut_func = test_evfilt_signal,
           .ut_end = INT_MAX },
 #endif
+#if !defined(_WIN32)
         { .ut_name = "proc",
           .ut_enabled = 1,
           .ut_func = test_evfilt_proc,
           .ut_end = INT_MAX },
+#endif
         { .ut_name = "timer",
           .ut_enabled = 1,
           .ut_func = test_evfilt_timer,
diff --git a/test/read.c b/test/read.c
index b93b63e5..242269ec 100644
--- a/test/read.c
+++ b/test/read.c
@@ -593,6 +593,11 @@ test_kevent_regular_file(struct test_context *ctx)
 void
 test_transition_from_write_to_read(struct test_context *ctx)
 {
+#if defined(_WIN32)
+    // socketpair() is not available on Windows.
+    return;
+#else
+
     struct kevent kev, ret[1];
     int kqfd;
     int sd[2];
@@ -613,6 +618,7 @@ test_transition_from_write_to_read(struct test_context *ctx)
     close(sd[0]);
     close(sd[1]);
     close(kqfd);
+#endif
 }
 
 void
diff --git a/test/timer.c b/test/timer.c
index fc4f78ed..502af54d 100644
--- a/test/timer.c
+++ b/test/timer.c
@@ -16,6 +16,12 @@
 
 #include "common.h"
 
+#if defined(_WIN32)
+#define SLEEP_MS(ms)            Sleep(ms)
+#else
+#define SLEEP_MS(microseconds)  usleep(microseconds * 1000)
+#endif
+
 void
 test_kevent_timer_add(struct test_context *ctx)
 {
@@ -204,7 +210,7 @@ test_kevent_timer_dispatch(struct test_context *ctx)
     kevent_cmp(&kev, ret);
 
     /* Confirm that the knote is disabled due to EV_DISPATCH */
-    usleep(500000); /* 500 ms */
+    SLEEP_MS(500);
     test_no_kevents(ctx->kqfd);
 
 #if WITH_NATIVE_KQUEUE_BUGS || !defined(__FreeBSD__)
@@ -223,7 +229,7 @@ test_kevent_timer_dispatch(struct test_context *ctx)
     test_no_kevents(ctx->kqfd);
 
     /* Get the next event */
-    usleep(1100000); /* 1100 ms */
+    SLEEP_MS(1100);
     kev.flags = EV_ADD | EV_CLEAR | EV_DISPATCH;
     kev.data = 5;
     kevent_get(ret, NUM_ELEMENTS(ret), ctx->kqfd, 1);
@@ -232,7 +238,7 @@ test_kevent_timer_dispatch(struct test_context *ctx)
 
     /* Remove the knote and ensure the event no longer fires */
     kevent_add(ctx->kqfd, &kev, 4, EVFILT_TIMER, EV_DELETE, 0, 0, NULL);
-    usleep(500000); /* 500 ms */
+    SLEEP_MS(500);
     test_no_kevents(ctx->kqfd);
 }
 #endif  /* EV_DISPATCH */