cmake STDLIBS_HAVE_PUTMSG examples

CTSRD-CHERI/cheribsd contrib/libpcap/CMakeLists.txt :902 

check_function_exists(putmsg STDLIBS_HAVE_PUTMSG)

CTSRD-CHERI/cheribsd contrib/libpcap/CMakeLists.txt :911 

endif(NOT STDLIBS_HAVE_PUTMSG)

asset-group/5ghoul-5g-nr-attacks libs/libpcap/CMakeLists.txt :561 

check_function_exists(putmsg STDLIBS_HAVE_PUTMSG)

asset-group/5ghoul-5g-nr-attacks libs/libpcap/CMakeLists.txt :567 

endif(NOT STDLIBS_HAVE_PUTMSG)