diff --git a/configure.ac b/configure.ac
index 8714eac6..85a8ba52 100644
--- a/configure.ac
+++ b/configure.ac
@@ -123,6 +123,9 @@ AC_CHECK_HEADERS([time.h])
 dnl  Check for strings.h
 AC_CHECK_HEADERS([strings.h])
 
+dnl  Check for fcntl.h
+AC_CHECK_HEADERS([fcntl.h])
+
 dnl  Check if sockaddr data struct includes a "sa_len"
 AC_CHECK_MEMBER([struct sockaddr.sa_len], [
     AC_DEFINE([HAVE_SOCKADDR_LEN], [1], [Whether sockaddr struct has sa_len])
diff --git a/lib/Makefile.PS2_EE b/lib/Makefile.PS2_EE
index 2eb155ef..338b262f 100644
--- a/lib/Makefile.PS2_EE
+++ b/lib/Makefile.PS2_EE
@@ -1,5 +1,5 @@
 EE_CFLAGS = -DPS2_EE_PLATFORM -DHAVE_STDINT_H -DHAVE_STRING_H \
-	  -DHAVE_STDLIB_H -DHAVE_SYS_TYPES_H -DHAVE_UNISTD_H -DHAVE_SYS_STAT_H -DHAVE_TIME_H \
+	  -DHAVE_STDLIB_H -DHAVE_SYS_TYPES_H -DHAVE_UNISTD_H -DHAVE_SYS_STAT_H -DHAVE_TIME_H -DHAVE_FCNTL \
 	  -D_U_=/**/ -I../include -I../include/smb2
 
 EE_LIB = libsmb2.a
diff --git a/lib/Makefile.PS3_PPU b/lib/Makefile.PS3_PPU
index 17ff7788..553e1643 100644
--- a/lib/Makefile.PS3_PPU
+++ b/lib/Makefile.PS3_PPU
@@ -38,7 +38,7 @@ DATA		:=	data
 LIBS		:=	
 
 MACHDEP		:= -DPS3_PPU_PLATFORM -DHAVE_STDINT_H -DHAVE_STRING_H \
-				-DHAVE_STDLIB_H -DHAVE_SYS_TYPES_H -DHAVE_UNISTD_H -DHAVE_TIME_H -D_U_=/**/
+				-DHAVE_STDLIB_H -DHAVE_SYS_TYPES_H -DHAVE_UNISTD_H -DHAVE_TIME_H -DHAVE_FCNTL -D_U_=/**/
 
 CFLAGS		+= -O2 -Wall -mcpu=cell $(MACHDEP) -fno-strict-aliasing $(INCLUDES)
 
diff --git a/lib/libsmb2.c b/lib/libsmb2.c
index 6cbf069b..19e9616b 100644
--- a/lib/libsmb2.c
+++ b/lib/libsmb2.c
@@ -56,8 +56,11 @@
 #include <errno.h>
 #include <stdio.h>
 
-#ifndef PS2_IOP_PLATFORM
+#ifdef HAVE_TIME_H
 #include <time.h>
+#endif
+
+#if !defined(PS2_IOP_PLATFORM) || defined(__GNUC__) || defined(HAVE_TIME_H) || defined(_MSC_VER)
 #include <fcntl.h>
 #endif
 
diff --git a/lib/ntlmssp.c b/lib/ntlmssp.c
index 31a32e51..39c20ce9 100644
--- a/lib/ntlmssp.c
+++ b/lib/ntlmssp.c
@@ -55,7 +55,7 @@
 #include "portable-endian.h"
 #include <stdio.h>
 
-#ifndef PS2_IOP_PLATFORM
+#ifdef HAVE_TIME_H
 #include <time.h>
 #endif
 
diff --git a/lib/pdu.c b/lib/pdu.c
index 1329388d..6dd9e948 100644
--- a/lib/pdu.c
+++ b/lib/pdu.c
@@ -35,7 +35,7 @@
 #include <string.h>
 #endif
 
-#ifndef PS2_IOP_PLATFORM
+#ifdef HAVE_TIME_H
 #include <time.h>
 #endif
 
diff --git a/lib/socket.c b/lib/socket.c
index 30494a56..d7525bec 100644
--- a/lib/socket.c
+++ b/lib/socket.c
@@ -72,7 +72,7 @@
 #include "portable-endian.h"
 #include <errno.h>
 
-#if !defined(PS2_IOP_PLATFORM)
+#if !defined(PS2_IOP_PLATFORM) || defined(__GNUC__) || defined(HAVE_TIME_H) || defined(_MSC_VER)
 #include <fcntl.h>
 #endif
 
diff --git a/lib/sync.c b/lib/sync.c
index e864a074..7a34a00a 100644
--- a/lib/sync.c
+++ b/lib/sync.c
@@ -45,7 +45,7 @@
 
 #include "compat.h"
 
-#ifndef PS2_IOP_PLATFORM
+#ifdef HAVE_TIME_H
 #include <time.h>
 #endif