[build] detect nss3/nss.h or nss/nss.h for NSS

configure.ac

@@ -892,6 +892,7 @@ if test "x$use_nss" = "xyes"; then
       PKG_CHECK_MODULES([NSS],[nss])
       CPPFLAGS="$CPPFLAGS -I/usr/include/nspr4"
   fi
+  AC_DEFINE([HAVE_NSS_NSS_H], [1], [nss/nss.h])
   AC_DEFINE([HAVE_NSS3_NSS_H], [1], [nss3/nss.h])
   AC_SUBST([NSS_CFLAGS])
   AC_SUBST([NSS_LIBS])

src/CMakeLists.txt

@@ -399,8 +399,9 @@ else()
 endif()
 
 if(WITH_NSS)
+	check_include_files(nss/nss.h HAVE_NSS_NSS_H)
 	check_include_files(nss3/nss.h HAVE_NSS3_NSS_H)
-	if(HAVE_NSS3_NSS_H)
+	if(HAVE_NSS3_NSS_H OR HAVE_NSS_NSS_H)
 		check_library_exists(ssl3 NSSSSL_GetVersion "" HAVE_LIBSSL3)
 		if(HAVE_LIBSSL3)
 		    check_library_exists(smime3 NSSSMIME_GetVersion "" HAVE_LIBSMIME3)
@@ -413,6 +414,7 @@ if(WITH_NSS)
 		endif()
 	endif()
 else()
+	unset(HAVE_NSS_NSS_H)
 	unset(HAVE_NSS3_NSS_H)
 	unset(HAVE_LIBSSL3)
 	unset(HAVE_LIBSMIME3)

src/meson.build

@@ -482,6 +482,11 @@ if get_option('with_nss') != 'false'
 	libnssutil3 = [ dependency('libnssutil3') ]
 	conf_data.set('HAVE_NSS3_NSS_H', true)
 endif
+if get_option('with_nss') != 'false'
+	# manual search:
+	# header: nss/nss.h
+	conf_data.set('HAVE_NSS_NSS_H', true)
+endif
 
 libpcre = []
 if get_option('with_pcre')

src/sys-crypto.h

@@ -35,6 +35,10 @@
 #endif
 #endif
 #endif
+#ifdef HAVE_NSS_NSS_H
+#define USE_LIB_CRYPTO
+#define USE_NSS_CRYPTO
+#endif
 
 #ifdef HAVE_NETTLE_NETTLE_TYPES_H
 #define USE_LIB_CRYPTO