[configure] - only check for dns_sd.h in case libdl was not found

juhovh / shairplay

Apple airplay and raop protocol server

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[configure] - only check for dns_sd.h in case libdl was not found #78

Open Memphiz opened 5 years ago

Memphiz commented 5 years ago

the code in dnssd.c suggests that we only need dns_sd.h when libdl was not found. The configure check for dns_sd.h checked the opposite which broke builds were dns_sd.h is not available but libdl is available.