/usr/src/kernels/3.10.0-1062.el7.x86_64/include/linux/igmp.h:119: struct ip_mreq_source *mreqs, int ifindex); /usr/src/kernels/3.10.0-1062.el7.x86_64/include/uapi/linux/in.h:166:struct ip_mreq { /usr/src/kernels/3.10.0-1062.el7.x86_64/include/uapi/linux/in.h:171:struct i...
试试--std = gnu99。 GCC的默认值是'--std = gnu89'，这意味着C89具有GNU扩展名。通过选择'-...