+ set(CMAKE_REQUIRED_DEFINITIONS -D_POSIX_SOURCE)
+ check_symbol_exists(sigaction "signal.h" HAVE_SIGACTION)
+ if (HAVE_SIGACTION)
+ add_definitions("-DHAVE_SIGACTION")
+ endif()
+
+ check_symbol_exists(strtok_r "string.h" HAVE_STRTOK_R)
+ if (HAVE_STRTOK_R)
+ add_definitions("-DHAVE_STRTOK_R")
+ endif()
+ set(CMAKE_REQUIRED_DEFINITIONS)
+