diff --git a/mk/lib.mk b/mk/lib.mk
index 4ad5c636c8d..bb82801d3b4 100644
--- a/mk/lib.mk
+++ b/mk/lib.mk
@@ -61,7 +61,9 @@ ifeq ($(BUILD_SHARED_LIBS), 1)
   endif
   ifneq ($(OS), Darwin)
    ifneq ($(OS), SunOS)
-    GLOBAL_LDFLAGS += -Wl,--no-copy-dt-needed-entries
+    ifneq ($(OS), FreeBSD)
+     GLOBAL_LDFLAGS += -Wl,--no-copy-dt-needed-entries
+    endif
    endif
   endif
   SET_RPATH_TO_LIBS ?= 1
diff --git a/src/libexpr/local.mk b/src/libexpr/local.mk
index 4c1f4de1918..dc8aa381b67 100644
--- a/src/libexpr/local.mk
+++ b/src/libexpr/local.mk
@@ -8,7 +8,9 @@ libexpr_SOURCES := $(wildcard $(d)/*.cc) $(d)/lexer-tab.cc $(d)/parser-tab.cc
 
 libexpr_LIBS = libutil libstore libformat
 
-libexpr_LDFLAGS = -ldl
+ifneq ($(shell uname),FreeBSD)
+    libexpr_LDFLAGS = -ldl
+endif
 
 # The dependency on libgc must be propagated (i.e. meaning that
 # programs/libraries that use libexpr must explicitly pass -lgc),
diff --git a/src/libstore/local.mk b/src/libstore/local.mk
index bf5c256c949..01dd0cfb50c 100644
--- a/src/libstore/local.mk
+++ b/src/libstore/local.mk
@@ -8,7 +8,7 @@ libstore_SOURCES := $(wildcard $(d)/*.cc)
 
 libstore_LIBS = libutil libformat
 
-libstore_LDFLAGS = -lsqlite3 -lbz2 -lcurl
+libstore_LDFLAGS = $(shell pkg-config --libs sqlite3) -lbz2 $(shell pkg-config --libs libcurl)
 
 ifeq ($(OS), SunOS)
 	libstore_LDFLAGS += -lsocket
diff --git a/src/nix-daemon/nix-daemon.cc b/src/nix-daemon/nix-daemon.cc
index aaae691e9ee..a0416eaec20 100644
--- a/src/nix-daemon/nix-daemon.cc
+++ b/src/nix-daemon/nix-daemon.cc
@@ -694,8 +694,14 @@ static PeerInfo getPeerInfo(int remote)
 
     xucred cred;
     socklen_t credLen = sizeof(cred);
+#if defined(SOL_LOCAL)
     if (getsockopt(remote, SOL_LOCAL, LOCAL_PEERCRED, &cred, &credLen) == -1)
         throw SysError("getting peer credentials");
+#else
+    // e.g. FreeBSD
+    if (getsockopt(remote, SOL_SOCKET, LOCAL_PEERCRED, &cred, &credLen) == -1)
+        throw SysError("getting peer credentials");
+#endif
     peer = { false, 0, true, cred.cr_uid, false, 0 };
 
 #endif