--- a/src/os_unix.c
+++ b/src/os_unix.c
@@ -64,7 +64,7 @@
 ** where the database is located.  
 */
 #if !defined(SQLITE_ENABLE_LOCKING_STYLE)
-#  if defined(__APPLE__)
+#  if defined(__APPLE__) || defined(__GNU__)
 #    define SQLITE_ENABLE_LOCKING_STYLE 1
 #  else
 #    define SQLITE_ENABLE_LOCKING_STYLE 0
@@ -131,7 +131,7 @@
 # endif
 #endif /* SQLITE_ENABLE_LOCKING_STYLE */
 
-#if defined(__APPLE__) || (SQLITE_ENABLE_LOCKING_STYLE && !OS_VXWORKS)
+#if (defined(__APPLE__) || (SQLITE_ENABLE_LOCKING_STYLE && !OS_VXWORKS)) && ! defined(__GNU__)
 # include <sys/mount.h>
 #endif
 
@@ -4180,7 +4180,7 @@
   noLock = eType!=SQLITE_OPEN_MAIN_DB;
 
   
-#if defined(__APPLE__) || SQLITE_ENABLE_LOCKING_STYLE
+#if defined(__APPLE__) && SQLITE_ENABLE_LOCKING_STYLE
   struct statfs fsInfo;
   if( fstatfs(fd, &fsInfo) == -1 ){
     ((unixFile*)pFile)->lastErrno = errno;
@@ -4193,7 +4193,7 @@
   }
 #endif
   
-#if SQLITE_ENABLE_LOCKING_STYLE
+#if defined(__APPLE__) && SQLITE_ENABLE_LOCKING_STYLE
 #if SQLITE_PREFER_PROXY_LOCKING
   isAutoProxy = 1;
 #endif
@@ -5785,6 +5785,8 @@
   static sqlite3_vfs aVfs[] = {
 #if SQLITE_ENABLE_LOCKING_STYLE && (OS_VXWORKS || defined(__APPLE__))
     UNIXVFS("unix",          autolockIoFinder ),
+#elif SQLITE_ENABLE_LOCKING_STYLE && defined(__GNU__)
+    UNIXVFS("unix",          flockIoFinder ),
 #else
     UNIXVFS("unix",          posixIoFinder ),
 #endif