Script started on Tue 20 Sep 2011 03:50:14 AM EDT

linux1% gcc -Wall scanf1.c
scanf1.c:8: warning: return type defaults to 'int'
scanf1.c: In function 'main':
scanf1.c:24: warning: control reaches end of non-void function
linux1% 

linux1% gcc -Wall scanf2.c
scanf2.c:9: warning: return type defaults to 'int'
scanf2.c: In function 'main':
scanf2.c:19: warning: format '%lf' expects type 'double *', but argument 2 has type 'double'
scanf2.c:25: warning: control reaches end of non-void function
scanf2.c:19: warning: 'x' is used uninitialized in this function
linux1% 

linux1% gcc -Wall scanf3.c
scanf3.c:9: warning: return type defaults to 'int'
scanf3.c: In function 'main':
scanf3.c:19: warning: format '%f' expects type 'float *', but argument 2 has type 'double *'
scanf3.c:25: warning: control reaches end of non-void function
linux1% 

linux1% gcc -Wall scanf4.c
scanf4.c:9: warning: return type defaults to 'int'
scanf4.c: In function 'main':
scanf4.c:25: warning: control reaches end of non-void function
linux1% 

linux1% exit

Script done on Tue 20 Sep 2011 03:51:14 AM EDT