Replacement of fflush(stdin)

Question

I have the below code,

fflush(stdin);
print(\"Enter y/n\");
scanf(\"%c\",&a);

Here,it is quitting before giving the input.it looks like

Answer 1

For C on GNU

you can use

__fpurge(stdin);

include stdio_ext.h header for accessing the function. Though the post is very old still I thought this might help some linux developers.