[mapserver-users] Mapscript compile error

cc cc -I. -I.. -fpic -O2 -Wall -DCOMPILE_DL=1 -DPHP4 -DUSE_EPPL -DUSE_PDF -DUSE_GD_GIF -DUSE_GD_PNG -DUSE_GD_JPEG -DUSE_GD_WBMP -DUSE_GD_FT -DGD_HAS_GDIMAGEGIFPTR -DUSE_JPEG -I/usr/src/mapserver-3.6.1 -I/usr/include -I/usr/src/mapserver-3.6.1/../php-4.2.3 -I/usr/src/mapserver-3.6.1/../php-4.2.3/dl -I/usr/src/mapserver-3.6.1/../php-4.2.3/main -I/usr/src/mapserver-3.6.1/../php-4.2.3/Zend -I/usr/src/mapserver-3.6.1/../php-4.2.3/include -I/usr/src/mapserver-3.6.1/../php-4.2.3/TSRM -o php_mapscript_util.o php_mapscript_util.c
cc: cc: No such file or directory
cc1: warning: changing search order for system directory "/usr/include"
cc1: warning: as it has already been specified as a non-system directory
php_mapscript_util.c: In function `_phpms_object_init':
php_mapscript_util.c:681: warning: unused variable `tsrm_ls'
make: *** [php_mapscript_util.o] Error 1