[MacPorts] #62916: dosmacux @1.5_1: error: errorimplicitly declaring library function 'islower' with type 'int (int)'

[MacPorts]

#62916: dosmacux @1.5_1: error: errorimplicitly declaring library function
'islower' with type 'int (int)'
-----------------------------+----------------------
 Reporter:  cooljeanius      |      Owner:  (none)
     Type:  defect           |     Status:  new
 Priority:  Normal           |  Milestone:
Component:  ports            |    Version:  2.6.4
 Keywords:  bigsur catalina  |       Port:  dosmacux
-----------------------------+----------------------
 Another victim of `-Werror=implicit-function-declaration` being on by
 default now:
 {{{
 make: Entering directory
 `/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_textproc_dosmacux/dosmacux/work/dosmacux-1.5'
 /usr/bin/clang -DHAVE_CONFIG_H -I. -I. -I.   -I/opt/local/include
 -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk  -pipe -Os
 -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk -arch x86_64
 -c match.c
 /usr/bin/clang -DHAVE_CONFIG_H -I. -I. -I.   -I/opt/local/include
 -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk  -pipe -Os
 -isysroot/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk -arch x86_64
 -c strnic.c
 match.c:42:9:strnic.c:37:15:  error: errorimplicitly declaring library
 function 'islower' with type 'int (int)' [-Werror,-Wimplicit-function-
 declaration]:
 implicitly declaring library function 'isalpha' with type 'int (int)'
 [-Werror,-Wimplicit-function-declaration]
     if (isalpha(*user_string))          /* forbid letter mismatches */
         ^
         c1 = 0xff & (islower(*s1) ? (int)*s1 : tolower(*s1));
                      ^
 match.c:42:9: note: strnic.cinclude the header <ctype.h> or explicitly
 provide a declaration for 'isalpha':
 37:15: note: include the header <ctype.h> or explicitly provide a
 declaration for 'islower'
 strnic.c:37:41: error: implicitly declaring library function 'tolower'
 with type 'int (int)' [-Werror,-Wimplicit-function-declaration]
         c1 = 0xff & (islower(*s1) ? (int)*s1 : tolower(*s1));
                                                ^
 strnic.c:37:41: note: include the header <ctype.h> or explicitly provide a
 declaration for 'tolower'
 1 error generated.
 2 errors generated.
 make: *** [strnic.o] Error 1
 make: *** Waiting for unfinished jobs....
 make: *** [match.o] Error 1
 make: Leaving directory
 `/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_textproc_dosmacux/dosmacux/work/dosmacux-1.5'
 Command failed:  cd
 "/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_textproc_dosmacux/dosmacux/work/dosmacux-1.5"
 && /usr/bin/make -j16 -w all
 Exit code: 2
 Error: Failed to build dosmacux: command execution failed
 DEBUG: Error code: CHILDSTATUS 38212 2
 }}}

-- 
Ticket URL: <https://trac.macports.org/ticket/62916>
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