Seen with latest i2c-tools from svn repository. gcc 4.6: gcc-4.6 -Llib -li2c -o tools/i2cdetect tools/i2cdetect.o tools/i2cbusses.o tools/i2cdetect.o: In function `main': i2cdetect.c:(.text.startup+0x557): undefined reference to `i2c_smbus_write_quick' i2cdetect.c:(.text.startup+0x5e9): undefined reference to `i2c_smbus_read_byte' collect2: ld returned 1 exit status make: *** [tools/i2cdetect] Error 1 gcc-4.4: gcc-4.4 -Llib -li2c -o tools/i2cdetect tools/i2cdetect.o tools/i2cbusses.o [ no error ] Any idea ? Guenter -- To unsubscribe from this list: send the line "unsubscribe linux-i2c" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html