make warnings

[joerg pfeiffer]

hello list,

i just proudly compiled my first mapserver on suse 9.1. It works fine,
but I got lot's of warnings and missings in the make output.

Is this normal?
Below is a small selection.

regards
Joerg


mapwms.c: In function `msWMSGetStyles':
mapwms.c:1491: warning: implicit declaration of function `msSLDGenerateSLD'
mapwms.c:1491: warning: assignment makes pointer from integer without a cast

mapimagemap.c:58: warning: `searchImageCache' defined but not used
mapimagemap.c:94: warning: `addImageCache' defined but not used
mapimagemap.c:347: warning: `imageOffsetPolyline' defined but not used
mapimagemap.c:378: warning: `imagePolyline' defined but not used
mapimagemap.c:1414: warning: `billboardIM' defined but not used

php_mapscript_util.o php_mapscript_util.c
php_mapscript_util.c: In function `_phpms_fetch_handle2':
php_mapscript_util.c:153: warning: dereferencing type-punned pointer
will break strict-aliasing rules
php_mapscript_util.c: In function `_phpms_fetch_property_handle2':
php_mapscript_util.c:205: warning: dereferencing type-punned pointer
will break strict-aliasing rules

mapscript_i.c: In function `layerObj_generateSLD':
mapscript_i.c:793: warning: return makes pointer from integer without a cast