diff --git a/CMakeLists.txt b/CMakeLists.txt
index bcb84ec..7714de8 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -26,6 +26,14 @@ find_package (PkgConfig REQUIRED)
 pkg_check_modules (libssl REQUIRED libssl libcrypto)
 pkg_check_modules (ncursesw ncursesw)
 
+if ("${CMAKE_SYSTEM_NAME}" MATCHES "BSD")
+	# iconv() doesn't have to be present in libc
+	# FIXME: detect if we need the library independently on the platform
+	list (APPEND project_libraries iconv)
+	# Need this for SIGWINCH; our POSIX version macros make it undefined
+	add_definitions (-D__BSD_VISIBLE=1)
+endif ("${CMAKE_SYSTEM_NAME}" MATCHES "BSD")
+
 # -lpthread is only there for debugging (gdb & errno)
 # -lrt is only for glibc < 2.17
 list (APPEND project_libraries ${libssl_LIBRARIES} rt pthread)