Running phase: unpackPhase
unpacking source archive /nix/store/xn4d4kzyzw7xnhszgn9q2zxixjf1f246-source
source root is source
Running phase: patchPhase
Running phase: updateAutotoolsGnuConfigScriptsPhase
Running phase: configurePhase
no configure script, doing nothing
Running phase: buildPhase
build flags: SHELL=/nix/store/11ciq72n4fdv8rw6wgjgasfv4mjs1jrw-bash-5.2p37/bin/bash CC:=\$\(CC\) PREFIX=\$\(out\)
gcc -Wall -Wextra -I/usr/local/include -I/usr/X11R6/include -I/usr/include/freetype2  -c xprompt.c
xprompt.c: In function 'drawitem':
xprompt.c:775:47: warning: operand of '?:' changes signedness from 'int' to 'unsigned int' due to unsignedness of other operand [8;;https://gcc.gnu.org/onlinedocs/gcc-14.2.0/gcc/Warning-Options.html#index-Wno-sign-compare-Wsign-compare8;;]
  775 |         x = config.indent ? prompt->promptw : dc.pad;
      |                                               ^~~~~~
xprompt.c: In function 'setpromptic':
xprompt.c:1306:28: warning: cast between incompatible function types from 'void (*)(struct _XIC *, char *, char *)' to 'int (*)(struct _XIC *, char *, char *)' [8;;https://gcc.gnu.org/onlinedocs/gcc-14.2.0/gcc/Warning-Options.html#index-Wcast-function-type-Wcast-function-type8;;]
 1306 |         destroy.callback = (XICProc)icdestroy;
      |                            ^
xprompt.c:1332:25: warning: cast between incompatible function types from 'void (*)(struct _XIC *, char *, char *)' to 'int (*)(struct _XIC *, char *, char *)' [8;;https://gcc.gnu.org/onlinedocs/gcc-14.2.0/gcc/Warning-Options.html#index-Wcast-function-type-Wcast-function-type8;;]
 1332 |         done.callback = (XICProc)preeditdone;
      |                         ^
xprompt.c:1333:25: warning: cast between incompatible function types from 'void (*)(struct _XIC *, char *, char *)' to 'int (*)(struct _XIC *, char *, char *)' [8;;https://gcc.gnu.org/onlinedocs/gcc-14.2.0/gcc/Warning-Options.html#index-Wcast-function-type-Wcast-function-type8;;]
 1333 |         draw.callback = (XICProc)preeditdraw;
      |                         ^
xprompt.c:1334:26: warning: cast between incompatible function types from 'void (*)(struct _XIC *, char *, char *)' to 'int (*)(struct _XIC *, char *, char *)' [8;;https://gcc.gnu.org/onlinedocs/gcc-14.2.0/gcc/Warning-Options.html#index-Wcast-function-type-Wcast-function-type8;;]
 1334 |         caret.callback = (XICProc)preeditcaret;
      |                          ^
xprompt.c: In function 'grabkeyboard':
xprompt.c:1397:17: error: implicit declaration of function 'nanosleep' [8;;https://gcc.gnu.org/onlinedocs/gcc-14.2.0/gcc/Warning-Options.html#index-Wimplicit-function-declaration-Wimplicit-function-declaration8;;]
 1397 |                 nanosleep(&ts, NULL);
      |                 ^~~~~~~~~
xprompt.c: In function 'savehist':
xprompt.c:2293:9: warning: ignoring return value of 'ftruncate' declared with attribute 'warn_unused_result' [8;;https://gcc.gnu.org/onlinedocs/gcc-14.2.0/gcc/Warning-Options.html#index-Wno-unused-result-Wunused-result8;;]
 2293 |         ftruncate(fd, 0);
      |         ^~~~~~~~~~~~~~~~
make: *** [Makefile:14: xprompt.o] Error 1