Fix build on OpenBSD - tty-clock - port of tty-clock to OpenBSD, with pledge/unveil added as goodie.
  HTML git clone https://git.drkhsh.at/tty-clock.git
   DIR Log
   DIR Files
   DIR Refs
   DIR README
   DIR LICENSE
       ---
   DIR commit 7553466db772b5e8862898ff95d87f872f040c35
   DIR parent f2f847cf2cc2949c8a8b7779a778f366d3743474
  HTML Author: drkhsh <me@drkhsh.at>
       Date:   Sat, 20 May 2023 01:15:33 +0200
       
       Fix build on OpenBSD
       
       Diffstat:
         M Makefile                            |      23 ++++-------------------
       
       1 file changed, 4 insertions(+), 19 deletions(-)
       ---
   DIR diff --git a/Makefile b/Makefile
       @@ -2,32 +2,17 @@
        #Under BSD License
        #See clock.c for the license detail.
        
       -SRC = ttyclock.c ttyclock.h
       +SRC = ttyclock.c
        CC ?= gcc
        BIN ?= tty-clock
        PREFIX ?= /usr/local
        INSTALLPATH ?= ${DESTDIR}${PREFIX}/bin
        MANPATH ?= ${DESTDIR}${PREFIX}/share/man/man1
        
       -ifeq ($(shell sh -c 'which ncurses6-config>/dev/null 2>/dev/null && echo y'), y)
       -        CFLAGS += -Wall -g $$(ncurses6-config --cflags)
       -        LDFLAGS += $$(ncurses6-config --libs)
       -else ifeq ($(shell sh -c 'which ncursesw6-config>/dev/null 2>/dev/null && echo y'), y)
       -        CFLAGS += -Wall -g $$(ncursesw6-config --cflags)
       -        LDFLAGS += $$(ncursesw6-config --libs)
       -else ifeq ($(shell sh -c 'which ncurses5-config>/dev/null 2>/dev/null && echo y'), y)
       -        CFLAGS += -Wall -g $$(ncurses5-config --cflags)
       -        LDFLAGS += $$(ncurses5-config --libs)
       -else ifeq ($(shell sh -c 'which ncursesw5-config>/dev/null 2>/dev/null && echo y'), y)
       -        CFLAGS += -Wall -g $$(ncursesw5-config --cflags)
       -        LDFLAGS += $$(ncursesw5-config --libs)
       -else
       -        CFLAGS += -Wall -g $$(pkg-config --cflags ncurses)
       -        LDFLAGS += $$(pkg-config --libs ncurses)
       -endif
       +CFLAGS += -Wall -g
       +LDFLAGS += -lncurses
        
        tty-clock : ${SRC}
       -
                @echo "building ${SRC}"
                ${CC} ${CFLAGS} ${SRC} -o ${BIN} ${LDFLAGS}
        
       @@ -35,7 +20,7 @@ install : ${BIN}
        
                @echo "installing binary file to ${INSTALLPATH}/${BIN}"
                @mkdir -p ${INSTALLPATH}
       -        @cp ${BIN} ${INSTALLPATH}
       +        @cp -f ${BIN} ${INSTALLPATH}
                @chmod 0755 ${INSTALLPATH}/${BIN}
                @echo "installing manpage to ${MANPATH}/${BIN}.1"
                @mkdir -p ${MANPATH}