Index: config.h.in
===================================================================
--- config.h.in	(revision 6008)
+++ config.h.in	(revision 6009)
@@ -41,17 +41,17 @@
 @]
 
 print {\n\n/* Macro to add a funciton attribute to suppress "function unused" for static inline functions declared in .h files */\n}
-print_ternary cc/func_attr/unused/presents {#define PCB_FUNC_UNUSED __attribute__((unused))} {#define PCB_FUNC_UNUSED}
+print_ternary ?cc/func_attr/unused/presents {#define PCB_FUNC_UNUSED __attribute__((unused))} {#define PCB_FUNC_UNUSED}
 
 
 print {\n\n/* Define to 1 if you have the `snprintf' function. */\n}
-print_ternary libs/snprintf {#define HAVE_SNPRINTF 1} {/* #undef HAVE_SNPRINTF */}
+print_ternary ?libs/snprintf {#define HAVE_SNPRINTF 1} {/* #undef HAVE_SNPRINTF */}
 
 print {\n\n/* Define to 1 if you have the `vsnprintf' function. */\n}
-print_ternary libs/vsnprintf {#define HAVE_VSNPRINTF 1} {/* #undef HAVE_VSNPRINTF */}
+print_ternary ?libs/vsnprintf {#define HAVE_VSNPRINTF 1} {/* #undef HAVE_VSNPRINTF */}
 
 print {\n\n/* Define to 1 if you have the `getcwd' function. */\n}
-print_ternary libs/fs/getcwd/presents {#define HAVE_GETCWD 1} {/* #undef HAVE_GETCWD */}
+print_ternary ?libs/fs/getcwd/presents {#define HAVE_GETCWD 1} {/* #undef HAVE_GETCWD */}
 
 print {\n\n/* Define to 1 if you have the `_getcwd' function. */\n}
 print_ternary ?libs/fs/_getcwd/presents {#define HAVE__GETCWD 1} {/* #undef HAVE__GETCWD */}
@@ -60,25 +60,25 @@
 print_ternary ?libs/fs/_getwd/presents {#define HAVE_GETWD 1} {/* #undef HAVE_GETWD */}
 
 print {\n\n/* Define to 1 if you have the <gd.h> header file. */\n}
-print_ternary libs/gui/gd/presents {#define HAVE_GD_H 1} {/* #undef HAVE_GD_H */}
+print_ternary ?libs/gui/gd/presents {#define HAVE_GD_H 1} {/* #undef HAVE_GD_H */}
 
 print {\n\n/* Define to 1 if you have the `gdImageGif' function. */\n}
-print_ternary libs/gui/gd/gdImageGif/presents {#define HAVE_GDIMAGEGIF 1} {/* #undef HAVE_GDIMAGEGIF */}
+print_ternary ?libs/gui/gd/gdImageGif/presents {#define HAVE_GDIMAGEGIF 1} {/* #undef HAVE_GDIMAGEGIF */}
 
 print {\n\n/* Define to 1 if you have the `gdImageJpeg' function. */\n}
-print_ternary libs/gui/gd/gdImageJpeg/presents {#define HAVE_GDIMAGEJPEG 1} {/* #undef HAVE_GDIMAGEJPEG */}
+print_ternary ?libs/gui/gd/gdImageJpeg/presents {#define HAVE_GDIMAGEJPEG 1} {/* #undef HAVE_GDIMAGEJPEG */}
 
 print {\n\n/* Define to 1 if you have the `gdImagePng' function. */\n}
-print_ternary libs/gui/gd/gdImagePng/presents {#define HAVE_GDIMAGEPNG 1} {/* #undef HAVE_GDIMAGEPNG */}
+print_ternary ?libs/gui/gd/gdImagePng/presents {#define HAVE_GDIMAGEPNG 1} {/* #undef HAVE_GDIMAGEPNG */}
 
 print {\n\n/* Define to 1 if you have the `getpwuid' function. */\n}
-print_ternary libs/userpass/getpwuid/presents {#define HAVE_GETPWUID 1} {/* #undef HAVE_GETPWUID */}
+print_ternary ?libs/userpass/getpwuid/presents {#define HAVE_GETPWUID 1} {/* #undef HAVE_GETPWUID */}
 
 print {\n\n/* Define to 1 if you have the `rint' function. */\n}
-print_ternary libs/math/rint/presents {#define HAVE_RINT 1} {/* #undef HAVE_RINT */}
+print_ternary ?libs/math/rint/presents {#define HAVE_RINT 1} {/* #undef HAVE_RINT */}
 
 print {\n\n/* Define to 1 if you have the `round' function. */\n}
-print_ternary libs/math/round/presents {#define HAVE_ROUND 1} {/* #undef HAVE_ROUND */}
+print_ternary ?libs/math/round/presents {#define HAVE_ROUND 1} {/* #undef HAVE_ROUND */}
 
 print {\n\n/* Wrapper for S_ISLNK(x); always return 0 if S_ISLNK doesn't exist */\n}
 switch ?/target/libs/fs/stat/macros/S_ISLNK
@@ -93,7 +93,7 @@
 print_ternary ?libs/gui/xrender/presents {#define HAVE_XRENDER 1} {/*#undef HAVE_XRENDER */}
 
 print {\n\n/* Define to 1 if translation of program messages to the user's native language is requested. */\n}
-print_ternary /local/pcb/want_nls {#define ENABLE_NLS 1} {/*#undef ENABLE_NLS */}
+print_ternary ?/local/pcb/want_nls {#define ENABLE_NLS 1} {/*#undef ENABLE_NLS */}
 
 print {\n\n/* Define to 1 if we should use windows api for dynamic linking. */\n}
 print_ternary ?libs/LoadLibrary/presents {#define USE_LOADLIBRARY 1} {/* #undef USE_LOADLIBRARY */}