When I try to install RMySQL from source on Mac OS X 10.4.4 (iMac G5 2.1 Ghz), I get this... [tcom122-223-dhcp:2.1.1/Resources/library] root# setenv PKG_CPPFLAGS /usr/local/mysql/lib [tcom122-223-dhcp:2.1.1/Resources/library] root# setenv PKG_LIBS /usr/local/mysql/include [tcom122-223-dhcp:2.1.1/Resources/library] root# R CMD INSTALL ~/dl/RMySQL/ * Installing *source* package 'RMySQL' ... loading cache ./config.cache checking how to run the C preprocessor... (cached) cc -E checking for compress in -lz... (cached) yes checking for getopt_long in -lc... (cached) yes checking for mysql_init in -lmysqlclient... (cached) no checking for mysql.h... (cached) no creating ./config.status creating src/Makevars ** libs gcc-3.3 -no-cpp-precomp -I/Library/Frameworks/R.framework/Resources/include /usr/local/mysql/lib -I/usr/local/include -fno-common -g -O2 -c RS-DBI.c -o RS-DBI.o gcc-3.3: cannot specify -o with -c or -S and multiple compilations make: *** [RS-DBI.o] Error 1 ERROR: compilation failed for package 'RMySQL' ** Removing '/Library/Frameworks/R.framework/Versions/2.1.1/Resources/library/RMySQL' ** Restoring previous '/Library/Frameworks/R.framework/Versions/2.1.1/Resources/library/RMySQL' Any suggestions for how to successfully install RMySQL on my system would be appreciated. Thanks, Anthony