diff --git a/src/direct/direct-export-buf.c b/src/direct/direct-export-buf.c
index 0347d29..3db44ac 100644
--- a/src/direct/direct-export-buf.c
+++ b/src/direct/direct-export-buf.c
@@ -7,7 +7,9 @@
 #include <sys/ioctl.h>
 #include <fcntl.h>
 #include <unistd.h>
+#ifdef __linux__
 #include <sys/sysmacros.h>
+#endif
 #include <string.h>
 #include "../backend-common.h"
 
diff --git a/src/direct/nv-driver.c b/src/direct/nv-driver.c
index 5ff79d6..1bab2de 100644
--- a/src/direct/nv-driver.c
+++ b/src/direct/nv-driver.c
@@ -17,6 +17,14 @@
 
 #include "../vabackend.h"
 
+#if !defined(_IOC_READ) && defined(IOC_OUT)
+#define _IOC_READ IOC_OUT
+#endif
+
+#if !defined(_IOC_WRITE) && defined(IOC_IN)
+#define _IOC_WRITE IOC_IN
+#endif
+
 //Technically these can vary per architecture, but all the ones we support have the same values
 #define GOB_WIDTH_IN_BYTES  64
 #define GOB_HEIGHT_IN_BYTES 8
diff --git a/src/export-buf.c b/src/export-buf.c
index b707985..c355726 100644
--- a/src/export-buf.c
+++ b/src/export-buf.c
@@ -8,7 +8,9 @@
 #include <sys/ioctl.h>
 #include <fcntl.h>
 #include <unistd.h>
+#ifdef __linux__
 #include <sys/sysmacros.h>
+#endif
 
 #include <drm.h>
 #include <drm_fourcc.h>
diff --git a/src/hevc.c b/src/hevc.c
index a1db0a3..3b3a831 100644
--- a/src/hevc.c
+++ b/src/hevc.c
@@ -3,7 +3,13 @@
 #include "vabackend.h"
 #include <stdlib.h>
 
-#if !defined(__GLIBC__)
+#if defined(__FreeBSD__) && __FreeBSD__ < 14
+// https://github.com/freebsd/freebsd-src/commit/af3c78886fd8
+typedef int (*__old_compar_d_fn_t) (void *, const void *, const void *);
+#define qsort_r(base, nmemb, size, compar, thunk) \
+        qsort_r(base, nmemb, size, thunk, (__old_compar_d_fn_t)compar)
+
+#elif !defined(__GLIBC__)
 typedef int (*__compar_d_fn_t) (const void *, const void *, void *);
 #endif
 
diff --git a/src/vabackend.c b/src/vabackend.c
index 991dbf6..77648af 100644
--- a/src/vabackend.c
+++ b/src/vabackend.c
@@ -29,6 +29,15 @@
 #define __has_builtin(x) 0
 #endif
 
+#ifndef __has_include
+#define __has_include(x) 0
+#endif
+
+#if __has_include(<pthread_np.h>)
+#include <pthread_np.h>
+#define gettid pthread_getthreadid_np
+#endif
+
 static pthread_mutex_t concurrency_mutex = PTHREAD_MUTEX_INITIALIZER;
 static uint32_t instances;
 static uint32_t max_instances;
@@ -167,7 +176,7 @@ void logger(const char *filename, const char *function, int line, const char *ms
     struct timespec tp;
     clock_gettime(CLOCK_MONOTONIC, &tp);
 
-    fprintf(LOG_OUTPUT, "%10ld.%09ld [%d-%d] %s:%4d %24s %s\n", tp.tv_sec, tp.tv_nsec, getpid(), gettid(), filename, line, function, formattedMessage);
+    fprintf(LOG_OUTPUT, "%10ld.%09ld [%d-%d] %s:%4d %24s %s\n", (long)tp.tv_sec, tp.tv_nsec, getpid(), gettid(), filename, line, function, formattedMessage);
     fflush(LOG_OUTPUT);
 }