oslbhavana@ubuntu:~$ qmake -project
^C
oslbhavana@ubuntu:~$ qmake
oslbhavana@ubuntu:~$ make
Makefile:6511: warning: overriding commands for target `output.o'
Makefile:2354: warning: ignoring old commands for target `output.o'
Makefile:6799: warning: overriding commands for target `utils.o'
Makefile:3218: warning: ignoring old commands for target `utils.o'
Makefile:6950: warning: overriding commands for target `winfix.o'
Makefile:5094: warning: ignoring old commands for target `winfix.o'
Makefile:7712: warning: overriding commands for target `snprintf.o'
Makefile:5209: warning: ignoring old commands for target `snprintf.o'
g++ -c -pipe -O2 -Wall -W -D_REENTRANT -DQT_NO_DEBUG -DQT_GUI_LIB -DQT_CORE_LIB -DQT_SHARED -I/usr/share/qt4/mkspecs/linux-g++ -I. -I/usr/include/qt4/QtCore -I/usr/include/qt4/QtGui -I/usr/include/qt4 -I. -IDownloads/nmap/nbase -IDownloads/nmap -IDownloads/nmap/mswin32 -IDownloads/nmap/libpcap -IDownloads/nmap/libpcap/pcap -IDownloads/nmap/mswin32/pcap-include -IDownloads/nmap/nsock/include -IDownloads/nmap/libnetutil -IDownloads/nmap/libdnet-stripped/include -IDownloads/nmap/libdnet-stripped/include/dnet -IDownloads/nmap/liblua -IDownloads/nmap/liblinear -IDownloads/nmap/libpcre -IDownloads/nmap/ncat -IDownloads/nmap/nping -IDownloads/nmap/libdnet-stripped/src -IDownloads/nmap/liblinear/blas -IDownloads/nmap/nsock/src -I. -o hello.o hello/hello.cpp
hello/hello.cpp: In function ‘int main(int, char**)’:
hello/hello.cpp:6:22: error: expected type-specifier before ‘Qlabel’
hello/hello.cpp:6:22: error: cannot convert ‘int*’ to ‘QLabel*’ in initialization
hello/hello.cpp:6:22: error: expected ‘,’ or ‘;’ before ‘Qlabel’
hello/hello.cpp:7:13: error: statement cannot resolve address of overloaded function
make: *** [hello.o] Error 1