diff --git a/src/codegen_x86-64.c b/src/codegen_x86-64.c
index 0c21a3a..b832a60 100644
--- a/src/codegen_x86-64.c
+++ b/src/codegen_x86-64.c
@@ -15,7 +15,7 @@
 #include "codegen_ops.h"
 #include "codegen_ops_x86-64.h"
 
-#ifdef __linux__
+#if defined(__linux__) || defined(__APPLE__)
 #include <sys/mman.h>
 #include <unistd.h>
 #endif
@@ -63,7 +63,7 @@ void codegen_init()
 {
         int c;
 
-#ifdef __linux__
+#if defined(__linux__) || defined(__APPLE__)
 	void *start;
 	size_t len;
 	long pagesize = sysconf(_SC_PAGESIZE);
@@ -83,7 +83,7 @@ void codegen_init()
         for (c = 0; c < BLOCK_SIZE; c++)
                 codeblock[c].pc = BLOCK_PC_INVALID;
 
-#ifdef __linux__
+#if defined(__linux__) || defined(__APPLE__)
 	start = (void *)((long)codeblock & pagemask);
 	len = ((BLOCK_SIZE * sizeof(codeblock_t)) + pagesize) & pagemask;
 	if (mprotect(start, len, PROT_READ | PROT_WRITE | PROT_EXEC) != 0)
diff --git a/src/codegen_x86.c b/src/codegen_x86.c
index 688a363..b230074 100644
--- a/src/codegen_x86.c
+++ b/src/codegen_x86.c
@@ -15,7 +15,7 @@
 #include "codegen_ops.h"
 #include "codegen_ops_x86.h"
 
-#ifdef __linux__
+#if defined(__linux__) || defined(__APPLE__)
 #include <sys/mman.h>
 #include <unistd.h>
 #endif
@@ -1124,7 +1124,7 @@ static uint32_t gen_MEM_CHECK_WRITE_L()
 void codegen_init()
 {
         int c;
-#ifdef __linux__
+#if defined(__linux__) || defined(__APPLE__)
 	void *start;
 	size_t len;
 	long pagesize = sysconf(_SC_PAGESIZE);
@@ -1144,7 +1144,7 @@ void codegen_init()
         for (c = 0; c < BLOCK_SIZE; c++)
                 codeblock[c].pc = BLOCK_PC_INVALID;
 
-#ifdef __linux__
+#if defined(__linux__) || defined(__APPLE__)
 	start = (void *)((long)codeblock & pagemask);
 	len = (((BLOCK_SIZE+1) * sizeof(codeblock_t)) + pagesize) & pagemask;
 	if (mprotect(start, len, PROT_READ | PROT_WRITE | PROT_EXEC) != 0)
diff --git a/src/vid_voodoo_codegen_x86-64.h b/src/vid_voodoo_codegen_x86-64.h
index 587e595..fda8b3f 100644
--- a/src/vid_voodoo_codegen_x86-64.h
+++ b/src/vid_voodoo_codegen_x86-64.h
@@ -5,7 +5,7 @@
   fbzColorPath
 */
 
-#ifdef __linux__
+#if defined(__linux__) || defined(__APPLE__)
 #include <sys/mman.h>
 #include <unistd.h>
 #endif
@@ -3352,7 +3352,7 @@ voodoo_recomp++;
 static void voodoo_codegen_init(voodoo_t *voodoo)
 {
         int c;
-#ifdef __linux__
+#if defined(__linux__) || defined(__APPLE__)
 	void *start;
 	size_t len;
 	long pagesize = sysconf(_SC_PAGESIZE);
@@ -3365,7 +3365,7 @@ static void voodoo_codegen_init(voodoo_t *voodoo)
         voodoo->codegen_data = malloc(sizeof(voodoo_x86_data_t) * BLOCK_NUM * 2);
 #endif
 
-#ifdef __linux__
+#if defined(__linux__) || defined(__APPLE__)
 	start = (void *)((long)voodoo->codegen_data & pagemask);
 	len = ((sizeof(voodoo_x86_data_t) * BLOCK_NUM * 2) + pagesize) & pagemask;
 	if (mprotect(start, len, PROT_READ | PROT_WRITE | PROT_EXEC) != 0)
diff --git a/src/vid_voodoo_codegen_x86.h b/src/vid_voodoo_codegen_x86.h
index 417d86b..be4aad2 100644
--- a/src/vid_voodoo_codegen_x86.h
+++ b/src/vid_voodoo_codegen_x86.h
@@ -5,7 +5,7 @@
   fbzColorPath
 */
 
-#ifdef __linux__
+#if defined(__linux__) || defined(__APPLE__)
 #include <sys/mman.h>
 #include <unistd.h>
 #endif
@@ -3282,7 +3282,7 @@ voodoo_recomp++;
 static void voodoo_codegen_init(voodoo_t *voodoo)
 {
         int c;
-#ifdef __linux__
+#if defined(__linux__) || defined(__APPLE__)
 	void *start;
 	size_t len;
 	long pagesize = sysconf(_SC_PAGESIZE);
@@ -3295,7 +3295,7 @@ static void voodoo_codegen_init(voodoo_t *voodoo)
         voodoo->codegen_data = malloc(sizeof(voodoo_x86_data_t) * BLOCK_NUM*2);
 #endif
 
-#ifdef __linux__
+#if defined(__linux__) || defined(__APPLE__)
 	start = (void *)((long)voodoo->codegen_data & pagemask);
 	len = ((sizeof(voodoo_x86_data_t) * BLOCK_NUM*2) + pagesize) & pagemask;
 	if (mprotect(start, len, PROT_READ | PROT_WRITE | PROT_EXEC) != 0)