Index: configure.ac
==================================================================
--- configure.ac
+++ configure.ac
@@ -1,9 +1,10 @@
 AC_INIT(ObjFW, 0.4-dev, js@webkeks.org)
 AC_CONFIG_SRCDIR(src)
 
 AS_IF([test x"$host" = x"psp"], [
+	OBJCFLAGS="-G0 $OBJCFLAGS"
 	LIBS="$LIBS -lc -lpspkernel -lpspuser"
 	LIBS="$LIBS -lpspnet -lpspnet_inet -lpspnet_resolver"
 ])
 
 AC_CANONICAL_HOST

Index: src/OFFile.h
==================================================================
--- src/OFFile.h
+++ src/OFFile.h
@@ -107,10 +107,11 @@
 /**
  * \return The date of the last modification of the file
  */
 + (OFDate*)modificationDateOfFile: (OFString*)path;
 
+#ifndef _PSP
 /**
  * Changes the mode of a file.
  *
  * Only changes read-only flag on Windows.
  *
@@ -118,12 +119,13 @@
  *	       string
  * \param mode The new mode for the file
  */
 + (void)changeModeOfFile: (OFString*)path
 		  toMode: (mode_t)mode;
+#endif
 
-#ifndef _WIN32
+#if !defined(_WIN32) && !defined(_PSP)
 /**
  * Changes the owner of a file.
  *
  * Not available on Windows.
  *

Index: src/OFFile.m
==================================================================
--- src/OFFile.m
+++ src/OFFile.m
@@ -396,19 +396,20 @@
 	if (chdir([path cString]))
 		@throw [OFChangeDirectoryFailedException newWithClass: self
 								 path: path];
 }
 
+#ifndef _PSP
 + (void)changeModeOfFile: (OFString*)path
 		  toMode: (mode_t)mode
 {
-#ifndef _WIN32
+# ifndef _WIN32
 	if (chmod([path cString], mode))
 		@throw [OFChangeFileModeFailedException newWithClass: self
 								path: path
 								mode: mode];
-#else
+# else
 	DWORD attrs = GetFileAttributes([path cString]);
 
 	if (attrs == INVALID_FILE_ATTRIBUTES)
 		@throw [OFChangeFileModeFailedException newWithClass: self
 								path: path
@@ -421,12 +422,13 @@
 
 	if (!SetFileAttributes([path cString], attrs))
 		@throw [OFChangeFileModeFailedException newWithClass: self
 								path: path
 								mode: mode];
-#endif
+# endif
 }
+#endif
 
 + (OFDate*)modificationDateOfFile: (OFString*)path
 {
 	struct stat s;
 
@@ -438,11 +440,11 @@
 
 	/* FIXME: We could be more precise on some OSes */
 	return [OFDate dateWithTimeIntervalSince1970: s.st_mtime];
 }
 
-#ifndef _WIN32
+#if !defined(_WIN32) && !defined(_PSP)
 + (void)changeOwnerOfFile: (OFString*)path
 		  toOwner: (OFString*)owner
 		    group: (OFString*)group
 {
 	uid_t uid = -1;
@@ -526,11 +528,11 @@
 					  intoBuffer: buf];
 			[dest writeNBytes: len
 			       fromBuffer: buf];
 		}
 
-#ifndef _WIN32
+#if !defined(_WIN32) && !defined(_PSP)
 		if (!override) {
 			struct stat s;
 
 			if (fstat(src->fd, &s) == 0)
 				fchmod(dest->fd, s.st_mode);

Index: src/OFObject.m
==================================================================
--- src/OFObject.m
+++ src/OFObject.m
@@ -118,17 +118,19 @@
 
 #if defined(OF_APPLE_RUNTIME) || defined(OF_GNU_RUNTIME)
 	objc_setEnumerationMutationHandler(enumeration_mutation_handler);
 #endif
 
-#ifndef _WIN32
-	if ((of_pagesize = sysconf(_SC_PAGESIZE)) < 1)
-		of_pagesize = 4096;
-#else
+#if defined(_WIN32)
 	SYSTEM_INFO si;
 	GetSystemInfo(&si);
 	of_pagesize = si.dwPageSize;
+#elif defined(_PSP)
+	of_pagesize = 512;
+#else
+	if ((of_pagesize = sysconf(_SC_PAGESIZE)) < 1)
+		of_pagesize = 4096;
 #endif
 }
 
 + (void)initialize
 {