nnn build fails on 10.8: src/nnn.c:421:9: error: use of undeclared identifier 'max_align_t' alignas(max_align_t) static context g_ctx[CTX_MAX];

[barracuda156]

/opt/local/var/macports/build/_opt_bblocal_var_buildworker_ports_build_ports_sysutils_nnn/nnn/work/compwrap/cc/usr/bin/clang -isystem/opt/local/include/LegacySupport -I/opt/local/include -DPCRE -Os -arch x86_64 -std=c11 -Wall -Wextra -Wshadow  -D_DARWIN_C_SOURCE -DNCURSES_WIDECHAR -Wl,-headerpad_max_install_names -L/opt/local/lib -lMacportsLegacySupport -arch x86_64 -o nnn  src/nnn.c -lreadline -lpcre -L/opt/local/lib -Wl,-search_paths_first -lncurses -lpthread
src/nnn.c:421:9: error: use of undeclared identifier 'max_align_t'
alignas(max_align_t) static context g_ctx[CTX_MAX];
        ^
src/nnn.c:503:9: error: use of undeclared identifier 'max_align_t'
alignas(max_align_t) static char g_buf[CMD_LEN_MAX];
        ^
src/nnn.c:506:9: error: use of undeclared identifier 'max_align_t'
alignas(max_align_t) static char g_sel[PATH_MAX];
        ^
src/nnn.c:509:9: error: use of undeclared identifier 'max_align_t'
alignas(max_align_t) static char g_tmpfpath[TMP_LEN_MAX];
        ^
src/nnn.c:512:9: error: use of undeclared identifier 'max_align_t'
alignas(max_align_t) static char g_pipepath[TMP_LEN_MAX];
        ^
src/nnn.c:2907:10: error: use of undeclared identifier 'max_align_t'
        alignas(max_align_t) static const int8_t result_type[] = {
                ^
src/nnn.c:3187:50: warning: missing field 'filter' initializer [-Wmissing-field-initializers]
                        struct kevent event_data[NUM_EVENT_SLOTS] = {0};
                                                                      ^
src/nnn.c:3187:49: warning: suggest braces around initialization of subobject [-Wmissing-braces]
                        struct kevent event_data[NUM_EVENT_SLOTS] = {0};
                                                                     ^
                                                                     {}
src/nnn.c:3340:10: error: use of undeclared identifier 'max_align_t'
        alignas(max_align_t) wchar_t wln[REGEX_MAX];
                ^
src/nnn.c:4312:30: warning: missing field 'pathln' initializer [-Wmissing-field-initializers]
        session_header_t header = {0};
                                    ^
src/nnn.c:6725:10: error: use of undeclared identifier 'max_align_t'
        alignas(max_align_t) char newpath[PATH_MAX];
                ^
src/nnn.c:6726:10: error: use of undeclared identifier 'max_align_t'
        alignas(max_align_t) char runfile[NAME_MAX + 1];
                ^
src/nnn.c:6737:19: warning: missing field 'x' initializer [-Wmissing-field-initializers]
        MEVENT event = {0};
                         ^
4 warnings and 9 errors generated.
make: *** [nnn] Error 1

​https://build.macports.org/builders/ports-10.8_x86_64-builder/builds/188482/steps/install-port/logs/stdio