fetchurl: dim debug-message noise

repos/libports/run/fetchurl.run

@@ -78,6 +78,7 @@ set boot_modules {
 	nic_drv
 	timer
 	zlib.lib.so
+	pthread.lib.so
 }
 
 # platform-specific modules

repos/libports/src/app/fetchurl/component.cc

@@ -195,3 +195,7 @@ void Libc::Component::construct(Libc::Env &env)
 	env.parent().exit(res ^ CURLE_OK);
 }
 
+/* dummies to prevent warnings printed by unimplemented libc functions */
+extern "C" int   issetugid() { return 1; }
+extern "C" pid_t getpid()    { return 1; }
+

repos/libports/src/app/fetchurl/target.mk

@@ -1,5 +1,5 @@
 TARGET = fetchurl
-LIBS  += curl lwip libc_lwip libc_lwip_nic_dhcp libc ld
+LIBS  += curl lwip libc_lwip libc_lwip_nic_dhcp libc ld pthread
 SRC_CC = component.cc
 
 CC_CXX_WARN_STRICT =